In a parody of the film Psycho , the police discover that "Lu Kim" (the City Wok owner) was actually just one of Dr. Janus's many personalities all along. Despite this, the police decide to let Janus continue believing he is Lu Kim so the town can keep its only Asian restaurant.
After a series of "friendship" exchanges designed to shame each other, Lu Kim eventually tricks the City Sushi owner, Junichi Takiyama, into a public display of shame that leads to Takiyama's suicide. Butters’ Misdiagnosis [S15E6] Hot Shots
The conflict begins when a new Japanese restaurant, , opens right next door to the Chinese restaurant City Wok . In a parody of the film Psycho ,
The story of , titled " City Sushi " , revolves around an escalating "Asian turf war" and a dark psychological subplot involving Butters. The Asian Turf War After a series of "friendship" exchanges designed to
Tuong Lu Kim, the owner of City Wok, is furious about the competition and is further insulted that the townspeople of South Park cannot distinguish between Chinese and Japanese cultures.
While the restaurant war rages, Butters' parents become convinced he is mentally ill due to the "trouble" he has caused.
Butters Stotch is caught in the middle because he was seen distributing flyers for the new sushi restaurant. The local police, led by Sergeant Yates, blame Butters for "starting" the war.