Sakuta has received a letter from his first love, Shouko, asking to meet on the beach.
Obviously, now that he's dating Mai, this puts him in a very strange place.
Even more surprising is that his homebound sister is determined to return to school! Will she finally graduate from staying at home-and from her beloved brother?.
Yen On Rascal does not dream of a sister home alone (light novel), paperback/hajime kamoshida
