Erin's life is pretty good. Dating a member of SHINee, interning with SM Entertainment, & getting into trouble with her best friend Donghae--what more could a girl ask for? But when a trip to Seoul ends in heartbreak, Erin must rise from the ruins of her old life & with the help of her friends, learn to love again.

Eunhyuk is Donghae's best friend. So he immediately notices when Donghae begins acting strangely.But Donghae's strange behavior is just the beginning of an epic journey that will test and challenge all of Super Junior as they are called upon by fate to save the world.