Sensei to, Uwakichuu

A girl is devastated after discovering her boyfriend's infidelity and seeks comfort from a teacher at the school infirmary, only to be surprised when he suggests an affair. Another girl is heartbroken after learning her admired senior is in a relationship, and her perception of him changes after witnessing a breakup. A third girl attempts to move on from a sudden breakup by joining a monastery, only to find herself in the same place as her ex's younger brother. A childhood friend's reaction to a new boyfriend causes a normally kind person to act unexpectedly cruel. A final story involves a chance meeting at a future location.