To resist the invasion of the Devouring Realm, people with various extraordinary powers invented the Heart Contract, which allows individuals to share the power of their “closest friends,” making unity something tangible. The Heart Contract has also become a symbol of intimate relationships.

Liu Li, who was betrayed by a friend in the Devouring Realm, loses faith in close relationships and Heart Contracts—until he suddenly acquires a not-so-serious system.

[Sign in every day and get rewards just by getting physically close to beautiful girls.]

At first, Liu Li takes a casual approach: if rewards come, great; if not, it’s fine.

But after getting close to beautiful girls only twice, he’s inexplicably dragged back into the Devouring Realm.

As a beautiful girl with non-human features approaches him...