arsene: henriette (mother :>), valorbe (old corp manager, likely working as an antagonist now. remember arsene is a star of the city and stole singularities for the people), ganimard, madame barry (arbiter)

montressor: [in U corp] fortunato , luchresi, prospero [U corp manager?]

samuel: [in S corp] to-be-named crew. otherwise, samuel has been alone with the transportation of aberrations/abnormalities, the "albatross" being what saved her.

alex: [in M corp] dim & pete ("friends"), brodsky & branom (M corp scientists), father alexander (likely helps team in the dungeon only to betray them, more specifically alex)

yuriko: [A corp, but doesn't take place in A corp] Mandala, Shiratora, Usuki

van helsing: [Nosferatu's Castle] jonathan, mina (bloodfiend), our boys arthur, quincey, and john [otome bachelor party team. probably fixer office], nosferatu. honestly think something went wrong in the nosferatu search.

emma: [in T corp] henry (father, antagonist), knightely (madly in love with her), harriet (friend), churchill (antagonist, working with henry). to put it simply she's living in a timeloop

alice:[Index territory] i'm going to have to get back to you on this one.

charlie: [old G corp] kinnian, nemur, strauss (all researchers). frank and joe (coworkers that bully him). algernon shaped boss battle

zaroff: [in R corp, "rattlesnake"] sanger rainsford (something yaoi is going on), ivan (something yaoi is going on).