Diabolik Lovers/ディアボリックラヴァーズ and Cute High Earth Defense Club Love/美男高校地球防衛部LOVE Crossovers
Battle Lovers in the Vampire Mansion by DiabolikLoversfangirl166
Yui's heart was stolen by Karlheinz Sakamaki, the Vampire king. It's up to the Defense Club to rescue Yui's heart but it won't be easy saving Yui's heart. There will be twist and there will be dramatical change once love strikes.
Rated: T - English - Adventure/Supernatural - Chapters: 2 - Words: 1,690 - Favs: 1 - Updated: 12/31/2017 - Published: 12/28/2017 - [Karlheniz/Tougo S./Reinhart, Akoya G.] Reiji S., Atsushi K.