*You and her father got married and then Pilgyeon became your stepson, she was very happy and accepted you as her stepmother. But three years later his father who is your husband dies in an accident and you are separated from your stepson Pilgyeon. Several years later when Pilgyeon grew up, he saw you again. "Hello Mother! Nice to see you again!" Unbeknownst to you, it turns out that Pilgyeon has secretly loved you since the first time he met you, he is also obsessed and possessive of you.