Husband prefers secretary, who looks like his white moonlight, over his wife Iris. Calmly, Iris asks for a divorce, revealing that the baby she's carrying isn't his. Five years later, she returns powerfully with her new flame, while Husband is left drowning in regret. As buried clues reconnect, the identity everyone accepted begins to collapse, forcing each person to answer for the choices that kept the truth hidden. The end of a relationship exposes feelings that pride once concealed, leaving regret, growth, and unfinished love to collide. A child reconnects lives that had drifted apart and brings old responsibilities, hidden history, and unresolved affection back into the open.