Exo's 'Mama' promotions have finally come to a close. After weeks of interviews, Exo-M is finally flying back to South Korea to regroup with Exo-K, train, and await the announcement their new concept. The Korean half of Exo is extremely excited to see their Chinese half, but Sehun moreso than the rest. He's been counting down to this day, when he can finally see Luhan. But when Luhan steps off the plane, he has a rather unfortunate surprise for Sehun...