Bundled with the 5th, 6th, 8th, 9th, 12th and 13th limited-edition volume of the manga.

A scan of Jump SQ's September issue, to be released on August 4, revealed that the fifteenth volume of To LOVE-Ru Darkness will bundle a new OVA, which will be released on January 4. Consisting of two episodes, the OVA will run for a total of 25 minutes. One episode, titled Ghost Story Kowai no wa Ikaga (How about something scary?), will adapt a side-story from volume nine. The second episode, titled Clinic Sunao ni Narenakute (Without becoming obedient), will adapt chapter 38. (Source: MAL News)

Episode 01: Rito becomes a Woman Lala invents a gizmo to make her bust bigger. However, this invention of hers accidentally turns Rito into a woman. Episode 02: Rito and Mikan Feeling lonely because Rito is always spending time with Lala, Mikan storms out of the house. While Rito and Lala are out looking for her a few flashbacks from the past, showing Rito and Mikan as kids, are shown. Episode 03: Welcome to the Southern Resort!! Haruna wins an island resort trip for ten females. Rito gets turned into a dog by one of Lala's inventions and somehow ends up on the island as well. Episode 04: Trouble Quest Rito and the girls become trapped inside an RPG game where the objective is to save Lala and defeat the evil witch Kyouko. Episode 05: Nana and Momo Lala's sisters cause mischief for Rito and his harem at a cherry blossom viewing. Episode 06: Draft, Metamorphose, Hand & Tail Yami and Yui confront with a senior, causing Yui to lose her panties. Mikan finds Peke taking snapshots of new clothing while shopping. Suddenly, a stranger steals her bag. As Rito tries to explore Lala's cleaned-up bedroom, he accidentally activates one of Lala's invention, fusing his hand to Lala's tail.

In post-WWII Japan, Prof. Shikishima has built up Shikishima Industries to be a technological powerhouse, working on developing robots. However, at the heart of their success lurks a dark secret from the war, something that cost the life of Prof. Kaneda, the mentor of Prof. Shikishima. Now Kaneda's son, Shoutarou, is about to learn the truth, and it will change him forever. (Source: ANN)