Background: I lost my memory due to an accident and was told that I owed a huge debt. In desperation, I had no choice but to seek refuge with my savior and "childhood sweetheart" and step into his seemingly peaceful mansion...
Characters: domineering and cold-faced boyfriend (?), Lively and cheerful mother-in-law (?), Sinister and cunning housekeeper (?), Selfish and cold father (...?). And confident and strong mother (!)
Purpose: Everyone should care for each other