WATATEN!: an Angel Flew Down to Me

Shy college student and otaku Miyako lives at home. One spring day, her little sister, Hinata, brings home a new friend she made at elementary school. From the moment Miyako sees Hana-chan, her heart won't stop racing! Desperate to make friends with the angelic Hana-chan, Miyako uses her skill at making sweets to try to lure her in, but...

Following Hana-chan, the new friend Hinata brings home this time is none other than the girl who moved in next door, Noa-chan! Miyako can't hide her distress at having the girl who witnessed her embarrassing display reappear before her eyes. Now, in order for Noa-chan to keep her secret, Miyako must do whatever she says...

At school, Hinata and the others are told to make an original board game for class, and the theme they choose is nothing other than "Mya-nee"! Miyako can't hide her anxiety when confronted with a board game designed to help her be less shy, but then she realizes it's a chance to get closer to Hana-chan. She gladly joins in, and what awaits her is...