Durarara!! Durarara!! x2 Episode 15 Marriages Are Made in Heaven ( Air Date 2015-07-18 ) Genre Action & Adventure, Animation, Drama, Mystery category. Overview "The Awakusu Group executive Mizuki Akabayashi, nicknamed the “Red Devil of Awakusu,” hates drugs and keeps a vigilant eye on the trends in the city of Ikebukuro. The reason why he hates drugs goes back six years to the night of a fateful encounter.".