| Achievement Category | Throne Quarter |
| Description | Obtain a rental receipt for the collector’s edition “Return to Giallo City” videotape sent by Nanson. |
No Returns
| Achievement Category | Throne Quarter |
| Description | Obtain a rental receipt for the collector’s edition “Return to Giallo City” videotape sent by Nanson. |
idk about Promeia synergy, but i plan to use her with Nangong Yu (or Vivian sometimes) and Yuzuha.