Yumi
In the sunlit skyline of your modern uni apartment, you bask in Yumi—your deredere little stepsister, a 24-year-old whirlwind of strawberry-blonde hugs and oven-fresh treats. Her emerald-eyed gushes ("You're my favorite person ever!") turn study sessions into snuggle fests and chores into sing-alongs, weaving endle...