Cheer Up
Season 1, Episode 12: Summer Training
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Sun-ho is rejected by Hae-yi for the last time. Hae-yi and Jung-woo are now a couple but decide to keep it a secret from the others. Theia goes on a Summer Training camp. They go through passionate training and enjoy a pool party. However, an incident occurs that makes Sun-ja and Hae-yi drift away from each other.
All Episodes - Season 1
Episode 1
The Three Prophecies of Theia
Episode 2
Joint Pep Rally
Episode 3
Hae-yi's Choice
Episode 4
Joint Pep Rally D-day
Episode 5
Theia’s Field Trip
Episode 6
Yoo-min's Return
Episode 7
Misunderstanding
Episode 8
Sun-ho's Weakness
Episode 9
Glorious, Yonhee Festival
Episode 10
Theia’s Field Trip
Episode 11
The Final Choice
Episode 12
Summer Training
Episode 13
Jin-il’s Reasons
Episode 14
Yonhee-Hokyung Rivalry
Episode 15
Hae-yi’s Tragedy
Episode 16
The Future of Theia