Mikan Kururugi and Tsuna Kimura are the subjects of a train experiment. They have the tits sucked and the hairy cunts licked. More, when one of them gets a strong doggy style, the other one rides the dick. Mikan and Tsuna get cum in their love boxes.

Mikan Kururugi finds an interesting way of making her student to learn more. She shows him her big tits in a bra and he sucks them with hunger. Mikan screams a lot while she is fucked more and more.