Flowers of Evil 10 of 13 - S1.E10

Kasuga goes up the mountains with Nakamura on his bike. They stop because of the rain. Saeki goes looking for Kasuga and finds them. Nakamura undresses him again. When asked to choose between the two of them, he stands his middle ground and upsets both. A police car shows up because of Saeki's parents and brings them all home.