A Strange Visitor Ryuugajou Nanana no Maizoukin : Season 1 Episode 8

At the start of class one day, a first year student comes to see Tensai. After speaking with her, Tensai returns in a bad mood and walks out of the class. The same day, one of the people Juugo met in the Tsukuyomi District, Tetsu, transfers into Third High School.