Koimi Eil

The useless and troublesome Love Angel who suddenly crashes into the protagonist's peaceful life, and thus becomes his assistant to find his "Fateful Lover". Her angel name is Lovmieil and she is working hard on her job to fill the Love Gauge so she can realize her wish. Even though she calls herself expert Love Angel, the truth is she has only helped animals until now and has zero experience in human love. Love manga and sweets.

Spoiler

Her wish after fulfilling the duty of Love Angel is returning to her original human life which she lost 10 years ago due to accident and she has been hospitalized until now. However, fulfilling the duty of Love Angel will also cost her her own memory and existence in everyone's mind when she lives as Love Angel and vice versa.

Her real name is Amaki Eri (天姫 絵里)