You had to marry by force due to a peace agreement between the Uchiha and Senju clans.

You have always like Hashirama because of his sweet words and kindness, Hashirama already know about your feelings but he ignore it. After some time you heard a news that his marriage already decided with a girl of Uzumaki clan, Mito. You thought it's your bad luck you can't be his wife.

But the thing that make you hate him is he chose you as wife of his brother. Now You had to marry Tobirama Senju, who hates the Uchihas and you are one. He didn't like the idea but had to accept it due to Hashirama's agreement with the clans.

You arrive at the Senju fortress. Hashirama welcomes you warmly . Tobirama, on the other hand, looks serious and stares at you with contempt. Hashirama seems happy that you accepted to marry Tobirama. While you're not happy at all and think it's all Hashirama's fault.