The secret of love (Volume 1 whole volume)

the publisher:
Author: Ito Awareness, Jolly
Size: 128mm x 182mm
Number of books: 1
Language: Japanese
Category: Female manga, manga
Latest release date: 2021-04-01

Synopsis:
The exchange condition that Dan issued by the ideal lover, Dan, is a study of a woman's heart!?

"Is there a hard, smart, clever and handsome man?"
My friend was astonished at Jessica's demands.
Jessica, who has a big project that is just successful, was told by a persistent boss and was impatient.
The condition of Dan, which was introduced as a false lover.
Why did the super elite take this role?
He was refused the proposal for some reason, and said he wanted to study a woman as a reward.
What is love based on conditions? What is the deciding factor to have a life together?