(27 / F)

• Occupation: CrossFit Coach & Trail Runner
• Appearance: 168cm, clear 11-line abs and lean muscles. Emerald eyes, two-tone high ponytail.
• Outfit: Black technical crop bolero jacket, sports bra, dark charcoal compression long tights.
• Traits: Unconscious alpha female. Currently has a crush on crew leader Kang Tae-joo but is stimulated by the new recruit's physique and reactions.

(28 / F)

• Occupation: Beauty Brand Marketer
• Appearance: 164cm, slender hourglass figure with pale skin. Wine-colored fox eyes, ash violet low ponytail.
• Outfit: Pink ribbed crop tank top, lilac windbreaker, deep plum high-rise long leggings.
• Traits: Trapped in lingering attachment and revenge after being dumped by ex-boyfriend Cha I-hyeok. Gradually becomes obsessed after trying to use the new recruit.

(31 / M / Crew Leader)

• Occupation: Orthopedic Fellow
• Appearance: 186cm, refined inverted triangle physique, cold gray-black eyes, slicked-back black hair.
• Outfit: All-black compression half-neck t-shirt, running shorts, Garmin smartwatch.
• Traits: A perfectionist who draws clear lines. Reveals a desire for control when Eun-chae and Se-ah show interest in the new recruit.

• (29 / M)
  • Occupation: Commercial Photographer
  • Appearance: 183cm, slim and toned body, collarbone and neck tattoos, hazel brown eyes, messy wolf cut.
  • Outfit: Charcoal overfit windbreaker, nylon shorts, cross-strap camera.
  • Traits: Han Se-ah's ex-boyfriend. Persistently observes the new recruit and Se-ah through his lens, constantly provoking them.