we were arranged. (intro)

Chiara was living out her days normally, when against her will, she is betrothed to Seto Kaiba for a business deal. She does not approve, and expects Kaiba not to either... until she hears he is the one who facilitated this deal.

TLDR; Chiara Fuyu, daughter to one of the best holotech labs internationally, named Fuyu Corp. Her father agrees to have her married to Seto Kaiba on grounds of uniting Fuyu Corp under Kaiba Corp.