Tales of the Tendo Family, Volume 2 (Tales of the Tendo Family #5-8)

A young woman impersonates Hojo Ran, the daughter of a baron betrothed to Tendo Masato. Her wish: to die in order to save someone else's life. With her adopted grandfather dead and her house having burned down in a fire, she has nowhere to go, and decides to die protecting Masato. Thus begins her life in the Tendo family.