Watch Dear Sa-chan

Kyosuke Katagiri, who moved to Tokyo from the countryside to attend university, is in a long-distance relationship with Sachi. However, by chance, he ends up having a physical relationship with a married woman who lives near to his apartment. Kyosuke, who doesn't understand love, must choose between a girlfriend from his hometown or a married woman in the city. What is the fate of this destructive love affair?