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Moving In and Cohabitation - Version 5 vs Version 6
Mar 16, 2026, 03:30 AM
Add wikilinks to table cells (7 new links)
Apr 4, 2026, 10:44 AM
Add wikilinks to table cells (4 new links)
11Overview2233Starsand Island features a Cohabitation and Dynamic Romance system rather than traditional marriage. The highest level of a romantic relationship is having your partner move into your house, which happens when you reach Heart Level 5 with a romanceable NPC and invite them to move in. The game currently does not include marriage or children; the developers at Seed Sparkle Lab have confirmed these features are planned for the 1.0 release.4455There are 15 romanceable NPCs on the island: 7 bachelors and 8 bachelorettes. Romance is gender-neutral, meaning you can pursue any character regardless of your avatar's gender.6677Heart Level System8899Every NPC relationship is tracked through a 5-heart affection system. You can check your current standing by opening the Social app on your in-game phone and navigating to the Residents tab. Romanceable characters display the label "Bond" beneath their portrait. A heart gauge also appears at the top of the dialogue box when speaking to an NPC.101011111212Heart LevelPoints NeededCumulative TotalWhat UnlocksHeart 19090Return gifts (NPC sends items via mail)Heart 2130220Photo invites; outings become availableHeart 3150370Access to NPC's private bedroom; special gift chestHeart 4400770Bulletin board requests; personal story questsHeart 5750~1,520Cohabitation (Move In option)1313The jumps from Heart 3 to Heart 4 (400 points) and from Heart 4 to Heart 5 (750 points) are significantly larger than the earlier levels, so reaching cohabitation takes sustained effort.14141515How to Earn Affection Points16161717ActionPoints EarnedDaily conversation+5Gift (universal like)+5Gift (liked item)+10Gift (loved / favorite item)+15Returning a lost item+20Bulletin board request (easy)~15Bulletin board request (hard)~25 to 30Profession quest completionUp to +50Gift (disliked / hated item)0 points (no affection lost, but wastes daily gift slot)181819192020Romance Progression21212222There is no separate confession or dating phase in the current version. The relationship progresses organically as you accumulate affection, and the Move In dialogue option appears once you reach Heart Level 5. The full progression looks like this:23232424Meeting (0 Hearts)25252626Encounter NPCs around the island. Check the Social app to see who you have met. Some NPCs arrive later in the game; for example, the crossover characters Fang and Nia from My Time at Sandrock arrive on Autumn 1, Year 1.27272828Heart 1: Return Gifts29293030The NPC begins sending you small gifts via mail. You can have basic daily interactions and start building the relationship through conversation and gifts.31313232Heart 2: Outings and Photos33333434You unlock the ability to take group photos with the NPC and go on outings together. Activities include bike rides, picnics, and beach visits.35353636Heart 3: Bedroom Access37373838You gain access to the NPC's private bedroom. Each bedroom contains a special gift chest you can open. Shared outings expand to include hot springs (requires Hot Spring Tickets, 100 Gold from the General Store or vending machines), backyard swings, and more.39394040Heart 4: Personal Quests41414242Character-specific requests appear on the bulletin board. For example, Zephyria requests items from the Moonlit Forest, while Delphin requests rare fish. Personal story quests also become available, giving deeper insight into each character's background.43434444Heart 5: Cohabitation45454646The Move In dialogue option appears when talking to the NPC. You must actively select it; cohabitation never triggers automatically. Once confirmed, the NPC moves into your house.47474848Move-In Requirements4949505051515252All Romanceable NPCs53535454Bachelorettes55555656CharacterRole / LocationFavorite GiftAlexFurniture store owner at Lex WoodworksDiamondLunelleClothing retailer at Ethereal StylesFlannelNeonaVehicle customizer at G-Power BikesCopperPastelleRanching Mentor at Green Pasture RanchRabbit FeedSerenaCosmetologist at Bloom AtelierDiamondSolaraCommunity guide at the Community Center (childhood best friend)Strawberry MousseStellaPet shop owner (former idol) at Woof & Wow PetsBlack Tea MacaronZerineCrafting Mentor at General StoreStone5757Bachelors58585959CharacterRole / LocationFavorite GiftAurelisChef at Aureleaf KitchenAurorite OreDelphinFishing Mentor at AquaBlue OutpostLight Blue HydrangeaGraminovaFarming Mentor at Happiness Seed ShopWheat SeedsLorenArcade owner at Chrono ArcadeCopper IngotSylvainMusic shop owner at Silvan NotesBlue HydrangeaYoufangFortune teller at Barston HeightsBamboo LeafZephyriaExploration Mentor at Explorer ClubMoonflower6060Important Notes6161626263636464For detailed gift preferences for every NPC, see the Gift Guide article.65656666What Happens After Moving In67676868Once your partner moves in, their daily routine changes. They still go to their shop or workplace during the day but return to your house in the evening and sleep there.69697070Farm Help71717272Your partner contributes to household tasks when they are home:7373747475757676Shared Activities77777878You can enjoy the following activities together at home and around the island:7979808081818282Schedule Changes8383848485858686Multiple Partners87878888You can only have one partner living with you at a time. However, you are free to build all 15 romanceable NPCs to Heart Level 5 simultaneously. The game does not penalize you for having high affection with multiple characters; you simply choose which one to invite to move in.89899090Outing Activities91919292Starting from Heart 2 and expanding as your relationship deepens, you can invite NPCs on outings. Some activities become available at higher heart levels.93939494ActivityDescriptionBike ridesRide through town togetherBackyard swingSit and swing together at your homeHot springsRequires Hot Spring Tickets (100 Gold from General Store or vending machines)Scooter ridesDrive around the island togetherPicnicsRelax in meadows togetherBeach drinksHave drinks by the beachTV binge-watchingWatch shows on your couchSleepoversSpend the night togetherNPC-specific activitiesUnique interactions based on character (e.g., Youfang offers fortune readings)9595NPCs may also proactively invite you to outings, send surprise letters, or meet you after activities. Shy NPCs may decline invitations if the relationship is not close enough.96969797NPC Autonomy98989999Starsand Island uses a dynamic NPC system where characters process environmental cues and player behavior signals. According to technical producer Golton Gao, NPCs evaluate their interest level and make independent choices about deepening relationships. They remember your habits and preferences, and conversations evolve as your bond grows. Each relationship supports multiple endings and personalized companionship paths.100100101101Related Achievements102102103103AchievementClueRequirementCould It Be Fate?"The moment our eyes met, I knew it was destiny."Heart Level 1 with a romanceable NPCHello, My Friend"Nice to meet you."Heart Level 1 with 5 NPCsLoved By All"You're always noticed, wherever you go."Heart Level 1 with 10 NPCsMutual Understanding"Your bond is skyrocketing."Heart Level 2 with an NPCSincerely Yours"Here's my little heart."Heart Level 2 with 5 NPCsFriend Ship"A ship loaded with friends!"Heart Level 2 with 10 NPCsGroup of Friends"Beep, another message from a friend."Heart Level 3 with 5 NPCsFull House"Just open the door, another friend has arrived."Heart Level 3 with 10 NPCsTelepathy"Just one glance is enough."Heart Level 4 with an NPCLonging for You"I want to see you today, from sunrise to sunset."Heart Level 4 with 5 NPCsInseparable"Sharing life, sharing moods."Heart Level 4 with 10 NPCsWholehearted"My heart's set on you."Heart Level 5 with an NPCWe Are..."Living happily together is what matters most."Heart Level 5 with 5 NPCsLifelong Companions"This is a big family."Heart Level 5 with 10 NPCsJust Roommates"We're just roommates, really."Have an NPC move in with you104104Tips105105106106107107108108Future Updates109109110110The developers have confirmed that marriage and children are planned for Starsand Island's 1.0 release. The April 2026 roadmap specifically mentions expanding NPC voice content and further developing the NPC Dating System, which may introduce a more formal confession and dating phase before cohabitation.