Cube Entertainment's brand new rookie girl group LIGHTSUM is knocking on your door!
In the girls' first official debut trailer above, several sets of delicate hands can be seen preparing a pile of neatly wrapped, purple presents. The presents are then magically delivered to someone's door, hinting at LIGHTSUM's radiant arrival soon.
Meanwhile, LIGHTSUM consist of 8-members including Hina, Yujeong, Nayoung, Huiyeon, Chowon, Jian, Juhyeon, and Sangah. Stay tuned for even more details on the group's upcoming debut!