Yuri!!! on Ice - Welcome to the Madness Side Story

Official manga extra released if you bought all 6 Yuri!!! on Ice DVDs.
Yuri’s feeling dissatisfied with his relatively tame exhibition program, especially since he suffered a stinging defeat in the FS to Yuuri, so he enlists Otabek to help him create a new program on the even of the exhibition that’ll blow everyone’s socks off.