Mirai Haruhara, who draws the blood of his grandfather who created Yamazora Yusen in his generation. Her father also expanded the company he inherited from his grandfather. A company that has been passed down for three generations in this way. It's not a simple genealogy, it's a gift of bloody efforts. Currently, he runs the company with his sister and brother. However, recently, a man who worked for this company when he was a grandfather returned to work ... It's a good company that sounds good on the sidelines, but the inside story is that the personality is being rewritten by a certain talented person.
