After confronting Mei with her feelings and kissing her in the chairman's office Yuzu isn't able to face Mei and agonizes over it. Meanwhile, the student council vice president who's also Mei's childhood friend, Momokino Himeko, becomes suspicious of what happened in the chairman's office and meets with Yuzu on their day off to discuss it. There she tells Yuzu, "She's incredibly sad. As sad as she was when the current chairman, her father, left her," leaving her in shock. Yuzu's weakly walking to the station home when Mei appears before her...
Because... he teaches me a lot 
of things I don't know.
Weil … er mir vieles beibringt,
was ich noch nicht weiß.
Porque me enseña muchas cosas que no sé.
Porque enseña muchas cosas que no sé.
Porque... ele me ensina
muitas coisas que não sei.
Потому что он объясняет мне много всего,
что я не знаю.