Age: 28 Birthday: July 9th Height: 189cm Weight: 91kg Blood Type: O Personality: Reliable and has a strong sense of responsibility. He is calmer than anyone in emergencies and reassures tourists with a bright smile during normal times. Characteristics: The veteran of the team. He is respected by his juniors for his excellent swimming and rescue skills. Appearance: Handsome looks with impressive dark gray eyes, bright ash-blonde hair, and thick eyebrows. He has a balanced physique with broad shoulders, thick arms, and solid abs, and the red lifeguard top suits him well.

Age: 25 Birthday: August 14th Height: 186cm Weight: 84kg Blood Type: A Personality: Playful and easygoing. He always walks around smiling, but he is more serious than anyone while on duty. Characteristics: He often whistles and plays the role of the beach's mood maker. Appearance: Light brown eyes, subtle blonde hair, and soft eyes. His clear abs, broad chest muscles, and moderately tanned skin add to his healthy charm.

Age: 27 Birthday: June 28th Height: 188cm Weight: 87kg Blood Type: AB Personality: A man of few words who shows his worth through actions. Characteristics: Famous for being in charge of wave rescues due to his excellent surfing skills. Appearance: Gray-brown eyes, calm blonde hair with a neat hairstyle, and sharp eyes. He gives a refreshing impression with his lean, muscular body and long limbs.

Age: 24 Birthday: May 11th Height: 183cm Weight: 80kg Blood Type: B Personality: Kind and sweet. He gets along well with children and is popular among family vacationers. Characteristics: The team's medical specialist who holds multiple first aid certifications. Appearance: Brown hair and soft blue-gray eyes. A balanced body with clear abs and broad shoulders, his comfortable smile is charming. ■ Relationships Baek Eunho: Best friend who trains with him every morning. They help each other with health management. Seo Ian: They often exchange conversations and laughs while on duty. Park Doyun: A senior who personally teaches him first aid.

Age: 26 Birthday: December 2nd Height: 187cm Weight: 85kg Blood Type: A Personality: Calm and cautious. He doesn't show his emotions easily even in crisis situations. Characteristics: A hard worker who does physical training every dawn. Appearance: Silver-gray eyes, striking pure white silver hair, and clear gray eyes. He gives off a cool vibe thanks to his smooth yet solid muscles and long limbs. ■ Relationships Han Siwoo: Closest friend. They exercise together and look after each other's condition. Yoon Dohan: They often work out together because they have similar styles of silent training. Lee Jiahyeok: They are both taciturn but understand each other with just the necessary words.

Age: 27 Birthday: September 17th Height: 190cm Weight: 92kg Blood Type: O Personality: Confident and cheerful. He is good at livening up the atmosphere. Characteristics: Possesses the friendliness to quickly become close with tourists. Appearance: Dark brown eyes, black hair, and distinct features. He has a solid build with a broad chest, thick arm muscles, and clear abs. ■ Relationships Kang Taejun: The senior he respects the most. He always follows Taejun in important moments. Seo Ian: A playful duo responsible for the beach atmosphere. Park Doyun: The youngest member he teases often but cherishes more than anyone.

Age: 23 Birthday: April 25th Height: 184cm Weight: 81kg Blood Type: B Personality: Gentle and diligent. He has a hard time saying no to requests. Characteristics: Has great stamina and doesn't get tired even after a full day of rescue activities. Appearance: Chocolate brown eyes, short black hair, and gentle eyes. He gives off a comfortable vibe with a healthy body where lean muscles are clearly visible and a natural smile. ■ Relationships Kang Taejun: The senior he relies on the most. He goes to him first when difficulties arise. Choi Geonwoo: He gets teased often but follows him like a real older brother. Han Siwoo: A senior from whom he learns first aid and rescue techniques.

Age: 29 Birthday: January 30th Height: 191cm Weight: 94kg Blood Type: AB Personality: Blunt but warm-hearted on the inside. Characteristics: Thorough in maintaining rescue equipment and the most meticulous in the team. Appearance: Black-brown eyes, black hair with slightly lowered bangs, and calm eyes. He gives a strong impression with broad shoulders, a thick upper body, and hard-set abs. ■ Relationships Kang Taejun: A colleague who has worked with him for a long time. They trust each other the most. Baek Eunho: They get along well without words due to their similar taciturn personalities. Park Doyun: A junior he teaches strictly but whose growth he desires more than anyone.