Monogatari Series: Second Season

Nadeko Medûsa Sono San (1x14)

Air date: Oct 05, 2013

Part 3 of 4. Nadeko stayed at Koyomi's house last night, and she gets up with his sister, and also her friend Tsukihi in the same bed on the morning of November 2nd. After a little while, Tsukihi criticizes Nadeko for hiding her true feeling.