PO tells CHEUNG and KIM over breakfast how he has been lucky in love since he got a 50-cent coin as a boy. KIM likes SUM. He wants to borrow the coin but PO turns him down. NAUGHTY BOY has turned the clinic upside down. PO loses his coin in the midst of the chaos. PO invites his girlfriends to a French dinner but none of them can make it. Later, he calls YEE to see if she has found the coin. KIM overhears their conversation. He tells YEE to keep the coin. She takes his advice and surprisingly, PO stays with her the whole day. On the other hand, KIM, who has the coin now, is thrilled when SUM invites him to the movie.