Baekhyun grew up thinking he had no younger sister, and LuHan thought he was an only child. But, they were wrong once they saw their little sisters standing at the front door of EXO's dorm with luggage and boxes. EunAh, Baekhyun's little sister, and SoRa, LuHan's little sister, thought the same thing as their older brothers. But, they find out this big secret once they overheard their moms talking about it. EunAh and SoRa wanted to meet their older brothers. So their moms gave them tickets to South Korea. Though, they're only staying in South Korea for a year. Once EunAh and SoRa showed up at EXO's door, that's when their biggest adventure begins. Join EunAh and SoRa on their biggest adventure. Old friends come back, rivals become threats, broken hearts become healed, and little sisters becoming close to their older brothers. See what life is like when you have an older brother that's a Kpop star. I DON'T OWN ANY OF THE PICTURES. CREDITS TO GOOGLE IMAGES AND OTHER OWNERS.