Kill the Male Lead to Become the Villainess - Ch. 2

[MangaDex]

 

[IamaTire]

Interesting

 

[KyuubiUzumaki]

That is the correct response to a situation like that. He was literally faking the entire time just to kill you for some items.
This reminds me of "I killed the Player of the Academy". That MC was an utter bastard need to kill them early on.