His younger sister was abducted when he was still a child, a tragedy he has always blamed himself for. Fifteen excruciating years later, a call from the police brought a mix of relief and heartache: she had been rescued from her captor. They hoped to rebuild their lives and make up for the lost years, but reality struck hard. The trauma she endured had left her paralyzed with fear.

How will EXO leader Kim Junmyeon help his fragile sister adapt to a world she no longer recognizes? What will he do to make her feel safe and loved, ensuring she knows nothing can ever hurt her again?

And how will a certain EXO member gently guide her out of the prison of her own fear, showing her that joy and trust can still be found in her world?