Fufu no Himitsu

A love-hate drama series that follows Noyama Honoka as a florist shop owner who finds her comfortable life messed up by distrust and suspicion when she receives a letter that her newlywed husband Masamichi is hiding a secret from her. As time goes on, she begins to become suspicious of the women around Masamichi, and her negative emotions develop into ones of betrayal and revenge.
(Source: Drama-Otaku)