Sinopsis

The innocent and pure-hearted Ophelia is forced into marriage by her family to Williams, a 300-pound real estate tycoon. Reluctantly, she chooses to enter into a contract marriage with the aloof and powerful female CEO, Margaret, who offers her a similar arrangement. The two enter into a contract marriage with no real affection. Margaret enjoys teasing Ophelia but always insists she has someone she loves. Online, Margaret, posing as Ms. M, and Ophelia, posing as Ms. A, are nine-year-old best friends. Neither knows the other's true identity, nor have they ever met. Their only recorded conversation is a birthday greeting Ophelia sent five years ago in a childlike voice. Margaret secretly loves Ms. A and disdains Ophelia in real life, but Ophelia gradually falls for the aloof yet proactive Margaret. The story unfolds through this information gap between them, slowly revealing their true identities...