1. Hentai-san to warawanai neko
Aired: Apr 13, 2013It means that "A Pervert and the stony cat" shortly written as Henneko in Jap...
Youto and Tsukiko go back in time and meet a young Youto as well as Tsukiko's mother. Youto then meets a young Tsukiko and a young Tsukushi.