Please Save Their Race!

YC is a special species that is on the brink of extinction because they have no more suitable mates on their planet, so they come to mine; the problem they all look like little girls, they also act childish too, like brats, but they need dick desperately to survive! Its been hard to find men willing to have sex with them, until my character, while hiking or doing something remote stumbles across one of them looking lost, or something