Rule #1: No Dating
0.0(0)
20241m/ep.
1 season
Drama
It follows the rookie idol group Deep Blue faces a crisis amid leader Jeong U and Jun Hui's secret romance and conflicts with Alex.
Main cast
Byeon Jeong-hyeon
Jeong-u
Jo Ji-min
Jun-hee
송태민
Alex
김시아
Fans Girl
