The Gate Of Desire summary:

A 28 year old NEET always blamed his uselessness on his 53 year old mother, the loving mother thought she had brought misery to her son and decided to commit suicide.But after her death, she couldn't help but to worry about her son, she arrived at a strange world, regained her youthfulness, and returned to her former 20 years appearance.With her new body, she returned to her home and cooked dinner for her son like usual, where she found out that her son was depressed and crying for his mother's death.It's a touching story, but at midnight, the real story begins...