■ Synopsis ■

When your mother announces that she's getting remarried, you're overjoyed—until you find out who she's marrying! The new man in her life has three daughters, one of whom you've known since childhood...

Your life has shifted from quiet dinners alone in front of the TV to fighting for bathroom time. But this new life isn't so bad, especially when you consider how cute your new stepsisters are...

■ Characters ■

Miri
A childhood friend who has known your family for years, Miri has complex feelings about this new family dynamic. She seems to care deeply about you… But is it as a friend, or something more?

Kiko
Yayoi’s fraternal twin, Kiko is the exact opposite of her lively sister. A model student who struggles with social interactions, she’s the type who’ll agonize over sending a single text. Still deeply devoted to her mother, she may have difficulty accepting this new living situation…

Yayoi
Lively, cheerful, and friends with everyone, Yayoi is the bright spark in your world. Her boundless energy sometimes gets her into trouble, but she always bounces back. If you get close enough, you might uncover the secret behind her eternal optimism.