いつか死ぬなら絵を売ってから

Itsuka Shinu nara E wo Utte kara

Kazuki is a janitor who can only afford to rent rooms in net-cafes to pass the night. His only hobby is drawing. One day, a strange young man asks to buy his doodles......? An encounter through a window will change the course of his life...! (Source: Akita Shoten, translated)