In the near-future cosmos, Claire serves as a member of the elite special task force "Gunsaber," established to hunt down dangerous space criminals. Deeply involved in the battle against the evil secret organization "Guild," she recruits space drug trafficker Sybil as an ally and begins an undercover investigation with his cooperation. However, Sybil's identity is exposed to the enemy, leaving him on the verge of execution. Just before his death, Claire receives intelligence about a mole within their ranks. Recalling her past investigation, she suspects her current partner, Cheon, and launches a thorough probe into his activities. Her investigation reveals his true nature, leading Claire to a devastating conclusion… [BAD END]