Long Vacation: Vacation from the Heavens

Shinji shows up at Minami's place with Rumi and mistakes Sena as his brother-in-law. Surprisingly, Shinji plays the piano really well. Meanwhile, Sena explains to Ryoko about who Minami is and asks Ryoko to go to a recital with him. Afterward, they go to a restaurant for dinner and accidentally meet Minami who is quite drunk already.