a grand kingdom, Duke Asher faces an arranged marriage to Lady Irene, daughter of a bankrupt Baron, securing the noble family's lineage. Despite desiring an heir, Duke shows no affection. They share a cold, formal married life, meeting occasionally with minimal emotional connection or intimacy. And they just live in separate room, together just once a week

"We should do our important things this night as a marriage couple", he said in a cold tone

He take off his suit and untied his tie