Masako spends her days secretly contacting her boyfriend through her mobile phone. One day, after telling her son she's going out, she receives an unexpected call from her lover and panics. Trying to cover it up, she suddenly realizes the man on the line is actually her son's friend. Later, the son discovers his mother's clothes at his friend's house, returns to Masako, and confesses he wants her to look only at him. This surge of emotion brings a new, dramatic shift to their family dynamics.