Shuuichi Hayasaka has been living a normal life until one day his roommate Masamune Yasuda wakes up as a girl. Although Hayasaka feels uncomfortable about now sharing a room with Yasuda as a girl, Yasuda is fine being a girl as long as he can sleep most of the time.

A guy gains a younger step-brother named Aoi after his mom remarries, only to discover later that Aoi enjoys cross-dressing.

Tougo Ushiwaka reunites with his childhood friend and first love Ren Ryuugasaki after about 10 years. However, Ushiwaka had been traumatized to discover that Ryuugasaki, who he had thought was a girl, is actually a guy with a fondness for cross-dressing.

After a guy wakes up as a girl one morning, his roommate wants him to turn back.

A pair of fraternal twins gripe to each other about having swapped bodies the month before.

A guy has a childhood friend who can change sexes at will. This friend is about to turn 15, at which point they will lose this ability.

A spin-off featuring Subaru and Asakura from Nanashi no Asterism.

Haru goes on a double date with childhood friend Natsuki.

The Futami twins are a popular pair at school, but each are hiding a secret.

Nishino is a cross-dresser hiding that he's a guy, and he gets asked out by Akutagawa, who has a reputation for being a loner and a misogynist.

Tsukasa Shiratori, Nadeshiko Washio and Mikage Kotooka are three close-knit friends in junior high school. For almost a year, Tsukasa has been harboring a secret she can't tell anyone: she has a crush on Nadeshiko. She resigns to keep it locked away forever, but then discovers that Nadeshiko has a crush on Mikage. Not wanting to mess up their current relationship, Tsukasa decides to support Nadeshiko in any way she can. However, Mikage has a secret of her own that she can't share with anyone.