Nagi works as a contract employee at a game company. One day, he reunites with his younger sister Ione, from whom he was separated due to their parents’ divorce. Although Nagi is initially confused by how much Ione’s demeanor has changed since they were young, he warmly welcomes her when she explains that she is taking a gap year to prepare for entrance exams to an art university and came to visit as a break. However, little by little, Nagi begins to notice that something is not quite right with Ione…!?

A human drama that realistically portrays a young girl aspiring to become a painter while living with schizophrenia, and the family surrounding her.