| Name | “Deep Cleaning” Service Card |
| Rarity |  | |
| Description | Allows the Proxy to quickly complete stages in Hollow Zero: Withered Domain and The Mystery of Arpeggio Fault and claim the corresponding rewards directly. | |
| Description | “Dear Master, Victoria Housekeeping Co.’s cleaning services have never been limited to just rooms.” |
idk about Promeia synergy, but i plan to use her with Nangong Yu (or Vivian sometimes) and Yuzuha.