Twenty Worlds Agency is a non-linear VN. It has 6 different routes and 10 endings. The genre is fantasy/comedy.

Plot:

Twenty Worlds Agency it's like the CIA or Interpol but agents are recruited from people who have the talent to jump between worlds. You play as an agent from department 13.
During the story, you will meet many girls from different fantasy races like elves, demons, vampires, etc. 

The game is free, you can download it here https://ariohdaerthe.itch.io/twenty-worlds-agency

Has such TF content
Myth creatures (dragons, demons, elves)
Male to Female (not MC, and depends on the route)
Also, some characters completely change their appearance during the story (depends on the route)

Shadow ending – accept Mei offer, choose whatever, choose to visit Elinea, don't choose Elinea as a magic teacher

Mika+Ember ending - refuse Mei offer, refuse Lily offer, choose Mika as a magic teacher

Deya ending – accept Mei offer, accept Lily offer, choose return to Alpha, choose Deya as a magic teacher

Vivien+Amelie+Fenrir ending – refuse Mei offer, choose whatever, don't choose Mika as a magick teacher, refuse Lily or Aisha offer.

Elinea + Freya ending - accept Mei offer, choose whatever, choose to visit Elinea, choose Elinea as a magic teacher, refuse Arachna offer

Elinea + Shadow ending - accept Mei offer, choose whatever, choose to visit Elinea, choose Elinea as a magic teacher, accept Arachna offer

Lily ending - refuse Mei offer, accept Lily offer, accept Lily offer again

Andromeda ending – accept Mei offer, accept Lily offer, choose return to Alpha, choose Lyra as a magic teacher, accept Andromeda offer.

Lyra+Mei ending – accept Mei offer, whatever, choose return to Alpha, choose Lyra as a magic teacher, refuse all offers

Aisha ending - refuse Lily offer, choose return to Alpha, choose Aisha as a magic teacher. Or refuse Mei offer, refuse Lily offer, choose Aisha as a magic teacher, accept Aisha offer.