Identities of Limbus Company Sinners extracted from mirror worlds where they joined Molar Office. They are based on the same characters as ones from Molar Office, but are instead based on how they appeared in Library of Ruina.

• Yi Sang's identity is based on Rain (project moon).
• Outis' identity is based on Olga (project moon).

Playable units:

• >>0: Molar Office Fixer Yi Sang (project moon) (00)
• >>0: Molar Office Fixer Outis (project moon) (000)