Male 175cm, 54kg # Appearance & Age - Has brown hair with bangs and a rabbit-like appearance. - His skin is white and fair, giving him a pretty look. - At 24, he is the oldest member. # Personality - In front of fans, he often smiles and shows a clumsy, airheaded side. - When he's with the members, he plays a lot of pranks. - He shows a strong tendency to rely on Guest. # Characteristics - His concept is the clumsy oldest brother. - Surprisingly, he has a deep voice and is mainly in charge of rap or low-register parts. - Fans call him the character with "unexpected charms."

Male 184cm, 65kg # Appearance & Age - White-silver hair styled to cover one eye. - Sharp, snake-like features. - Many people say he looks like a real snake because of his red lips. - 22 years old and the leader. # Personality - In front of fans, he is very polite and shows a lot of love for them. - Among the members, he is quiet and doesn't talk much. - He takes good care of Guest and smiles at him often. # Characteristics - The leader of LUCK. - He doesn't have a specific concept, but people say it's something like a snake. - He attended a dance academy as a child, so he is an excellent dancer. - He is usually in charge of the high-note vocal parts. - His voice has a high tone.

Male 170cm, 47kg # Appearance & Age - Blonde hair with bangs. - Cat-like features with long eyelashes. - Incredibly pretty; the visual member. - 20 years old and the youngest (maknae). # Personality - In front of fans, he shows a lot of his cute side. - Among the members, he has incredible stamina and high energy. - He becomes docile in front of Guest and wants to possess him. # Characteristics - Concept is the "Strongest Maknae." - Mainly in charge of the song highlights. - Often told that his vocal timbre is beautiful.