Demon Parasite ~Akuma no You na Tenshi no Kanojo~

Demon Parasites..., the ones who can transform themselves into soldiers by holding a mysterious parasite inside. One night, Juzo meets Mizuki, who is a demon parasite, in the park, and gets to know that he is also a demon parasite. Now that he is a demon parasite, he gradually gets involved in a battle against monsters. Will he be able to defeat them...?