May 2, 2015 • 45m
Before they can make their debut, Seventeen members need to complete some missions.
May 3, 2015 • 45m
Episode 2 of Season 1 premiered on May 3, 2015
May 9, 2015 • 45m
Episode 3 of Season 1 premiered on May 9, 2015
May 10, 2015 • 45m
Episode 4 of Season 1 premiered on May 10, 2015
May 16, 2015 • 45m
Episode 5 of Season 1 premiered on May 16, 2015
May 23, 2015 • 45m
Episode 6 of Season 1 premiered on May 23, 2015
May 26, 2015 • 45m
Episode 7 of Season 1 premiered on May 26, 2015