Ore wo Aishisugiteru Shugoshin wa!

Honami Shirahama is a 22-year-old virgin who has never even masturbated. His goal is to successfully climax to the thought of his coworker, Sakurai. However, right when it starts getting good, he's interrupted by the sudden appearance of Shinri, who claims to be his guardian spirit. Whenever Honami tries to masturbate, Shinri materializes out of nowhere and messes with him. Will he ever be able to masturbate, let alone have sex?

(Source: Fusion Product, translated)