Featuring a later period of the Shinsengumi, it starts as the Bakumatsu ends, and is about the remnants of the Shinsengumi that fought during the Boshin war. Divided into three sections, each of which deals with one of the leading characters, first Nomura Risaburou, then Souma Kozue, and finally Hijikata Toshizou.

In a sad twist of events, five unrelated boys are adopted into a family are then scattered due to the death of their parents. One of these boys, Hanayagi Sakura, struggles to reopen their mother’s beloved flower shop and bring the family back together, even though they have no blood ties. The boys each bring their individual talents to the table to help make a unique flower shop cafe, and call it “a flower shop that brings happiness to everyone.” With each day a new challenge, the five ‘brothers’ greet each customer and provide the care and service they need to fill the emptiness in their hearts.