Cheon Eunju is a mother of three children from a rich family and has a sweet husband.

After Eunju finds out that Sangwon and Seokryu are in a relationship, she considers firing Seokryu.

Eunju’s recollection of how she first met Sangwon makes her feel more distressed and her anger toward Seokryu deepens.

Eunju is held in prison because of an accident occurred in the mental hospital.