Yakuza Fiancé: Raise wa Tanin ga Ii

Yoshino, the granddaughter of the Somei Group's leader, is thrust into an arranged marriage with Miyama Kirishima, heir to the rival Miyama Clan. Initially apprehensive, Yoshino is relieved by Kirishima's welcoming and amiable demeanor. He appears to be a genuinely pleasant young man, seemingly at odds with his yakuza background. This eases Yoshino's anxieties as she adjusts to life within the Miyama Clan's estate. However, the facade begins to crack when Yoshino witnesses a side of Kirishima that contradicts his gentle persona. This event forces her to confront the true nature of her fiancé and the dangerous world she has been brought into. The series explores themes of deception, arranged marriage, and the clash between appearances and reality within the context of the yakuza lifestyle.