In irder for thr uke, an incubus, to graduate he has to have sex with a man and steal their soul. Uke was assigned a human partner, seme, but it turns out that seme is living a very unhealthy, stressed out life resulting in an erectile disfunction. In order to solve that problem uke decides to live w seme and take care of him so he lives a healthy life again.
Inma-kun wa Oshigoto Dekinai