Welcome to the N.H.K., Volume 5

After going to a bath house under the influence of some shady drugs from Yamazaki, Satou spirals out of control and completely loses his mind! With conspiracy theories and paranoia getting the best of him, he's quickly admitted to a hospital and then sent to live with his parents. Will moving back home set Satou on the path to normalcy, or will the lack of privacy cause some unexpected...problems?