Isekai Futanari Monster Girls

Tony Stank. Eighteen years old Science engineering genius that is studying at University. Tony was not an average teen. He has a thing for girls with dicks and monster girls despite being the smartest kid in the University. On one fateful night, When Tony was going home. And that was when he meets his fateful encounter..................."HOOOK!HOOK!" (Truck-sama) (You all know the Isekai drill) WARNING!! This story contains male on futa and futa on male. Some of the early parts of the story will change after the end of the Elf route saga. And I will also change to story to a third person as well.