My Wife Wants to Run Away with Our Baby

A quick warning: the leads are not sexually inexperienced, so skip this if that bothers you.

[One heroine + powerful man and woman + CEO + sweet romance + older woman/younger man]

A misunderstanding brings her to him.

From then on, he chases and she runs.

Once he wins her over, he showers her with affection, indulging her without restraint. She is the only one in his eyes.