Sister asks brother to develop anal before prom

The girl is preparing for graduation. She asks her brother to break the hymen and teach analchik. Brother licked her pussy, gave suck his dick. Then he planted it on his penis and fucked her pussy. Brother fucked sister anal and she finished. That's it, now she is ready for sex at prom. It’s not for nothing that the sister asked her brother for help, now she is experienced and confident.