Kimi wa Meido-sama.

A woman who has spent her life as a hired killer seeks a new path after discovering the possibility of belonging. Raised to believe her sole purpose is to carry out missions with precision, she has never known anything beyond that role. When an opportunity arises to escape her past, she approaches a man named Hitoyoshi Yokoya and requests a position as his servant. With no prior experience in domestic work, she begins to navigate a completely unfamiliar life, gradually learning the meaning of everyday existence and the idea of being part of a family.