Sauce pls i need to know

NSFW need sauce for scientific purposes pls

Name pls ?

Name of animes pls ??

Sauce pls (sorry for bad quality)

Help pls

Sauce pls

Sauce pls?

Pls and ty

Someone pls help me locate this anime or at least the characters.

Sauce for these Hanime pls. Thanks

Sauce for the waifus pls? Thanks.