A world only known by the God of Lost Love

Ren Suzuki, who was only 20 years old and had experienced seventeen broken relationships, was suddenly entrusted with the important task of saving the world by a boy who claimed to be the "God of Strategy."
And the specific way to save the world turned out to be for him to conquer the girl whose mind was occupied by [Exorcism]! ?
A rock girl who is extremely socially afraid but longs for recognition and confidence.
A talented painter who lacks the ability to take care of himself and is trapped in his own world.
The daughter of an aristocrat who was born into a flashy family and has never been free.
And that ordinary girl who was always watching him silently.
Strategy and rescue, falling in love and following.
A story about their love and growth begins here.
--------------
I hope every reader will enjoy reading it