SOUR ORANGESPolar opposites Yonoi Tsukihiko and Hanabata Mikan have fallen in love and want to get married, but even though their families once set them up on a match-making date, for some reason, they're both opposed to the union now! As Tsukihiko hears about his mother's secret past, he also has to brace himself to deliver news of their engagement to the most powerful member of the Hanabata household--Mikan's grandmother.