Romance System Made Me the King of the Apocalypse

Romance System Made Me the King of the Apocalypse is a zombie apocalypse rise drama about Ethan, a mercenary who awakens what looks like the weakest Love System imaginable, only to find his bound target is Emily, an SSS-rank mutant zombie. Holding hands earns fresh meat, a first kiss unlocks a vaccine, and deeper bonds bring evolution serums, giving Ethan resources no one else can match. As Emily's affection climbs, the wild creature grows tamer toward him, and her gaze grows more dangerous by the day. 29 episodes.