|School is Back in PSIssion! Nendou's Melancholy|
|Romaji||Gakkō Saikai! Nendō no Yūutsu|
|English||School is Back in PSIssion! Nendou's Melancholy|
|Date||December 4, 2012|
School is Back in PSIssion! Nendou's Melancholy is the sixteenth chapter of Volume 2 of The Disastrous Life of Saiki K (Saiki Kusuo no Sai-nan) published on the 4th of December 2012.
It's the start of a new semester and Kusuo coincidentally met Riki first on the way to school. To his surprise, he suddenly disappeared. In the classroom, Shun talked about Riki sudden change of attitude when he himself made a huge change over his image as he started to sports an eyepatch and a long braided hair on the right side of his head. Riki then went home before the two without even talking to them and as it piqued their interests Kusuo and Shun started following him. They saw Riki smiling in a sinister way towards little girls as he buys flowers and cake thaf they concluded he might be up to something bad. When Shun can't take it anymore, he went towards Riki and confronted him to which Riki defends himself saying that they were misunderstanding him. Riki was actually going to visit his father who died protecting a little girl. As they were about to go home, Kusuo sees a glimpse of NenDad eating a cake. The chapter ended with Kusuo receiving a letter from an unknown person saying that he knew Kusuo is a psychic.