Ametsuki appears in an event CG.
Ame means rain in Japanese.
Ametsuki is the protagonist of Asleep.
Ametsuki has long blond hair tied in low twintails with red ribbons/hair ties. Her skin is pale; her eyes are greyish brown. She wears a long, dark blue seifuku (school uniform) with a red neckerchief.
Ametsuki opted to commit suicide, and without regret it, she killed all those who have made her get to that point. After that, she locked herself in the room of her apartment, so she will commit suicide later. But before that happens, the consequences of her actions begin to appear in her dreams before she can do something about.
[Taken from the game's Readme.]