When her pussy is on fire, it's probably because she hasn't had sex in a while. Pierre, when you do the casting, ask her when the last time was that she had sex.

Fun factnIn Colombia, they use some really strange and funny terms for sexual acts. You should ask him about this too.
Examples:
Sex: El delicioso, culiar, polvo, etc.
Testicle: guevas, chacara, etc.
Vagina: cuca, sapo, mota, arepa, etc.
Penis: pinga, pico, verga, etc.
anus: anillo, el tuerto, etc.