Olga is an only daughter and she must take care of her father, Mr. Arturo, an irascible man of a hard character who suffers from illness. Exhausted by her job at the law firm, she needs someone to look after her at night and she calls to the last person her father wants to see: Sister Inés, a nun, Servant of Mary. The …

當愛情來敲門，格蕾塔的世界瞬間天翻地覆！隨著她的感情漸深，情況也變得複雜了起來。