Sekiyuou kara ii ne! Ga Todokimashita

A love affair with a brown-skinned prince that breaks all rules! Mai is a stern-faced woman who can't seem to hold down a regular job because she lacked communication skills despite her practical skills. A few weeks ago, she was fired from her part-time job for misreading a situation. Trying to become more social, she signed up for a dating app to relax and to improve her communication skills. She found an unexpected match. The other party is an oil tycoon...?
(Source: MIU Renai Max, translated)