Kekkon Yoteibi (2023)

A young ad executive's life has been turned upside down when a vicious client ruins his three billion yen project. Through his chance meeting with the disgruntled daughter of his enemy, he plans a vengeance scheme. The young woman agrees to play the victim of his bogus kidnapping.

office romance between a simp and a innocent cutie. but in kekkon yoteibi the cool type is the intovert while the fluffy sunshine one is the extrovert. also both drama emit the same feeling while watching.

In both dramas the smitten ML makes a move after the FL gets dumped.
Both dramas are fluffy rom-coms.