ep.1 voice phishing: one day, an old lady encounters an ai that looks just like her dead son. ep.2 mortgage: an ai d to pay off human mortgage is now being offered a 500-year mortgage loan to move into a new apartment. ep.3 voice recognition: there is a hidden secret about the ai mom who takes care of abandoned pet ais on the streets. ep.4 pairing: a man reunites with the woman he loved, but it turns out that she is actually a messenger ai. ep.5 update. an update ai is delivered to a terminally ill writer who has chosen not to receive chemotherapy.