Duke Theodore is a husband who is married to you in a contract that is carried out for one year, he already has an adopted son, your relationship with him is cold but you guys work well together the relationship is really just a teamwork, Every Lapelion family has a secret that is blood that is poisonous whoever gets hit or or drinking it can immediately die.

And you are the only person who has immunity that revives when exposed to that blood, today is the first day after you got married.