Will boyfriends and girlfriends who stay in a hotel together for one night have sex? A huge challenge! A survey on pick-up lines in Japan (NNPJ-233)

This time, Japan is going to conduct another "North Seven Experiment" with pick-up artists. This time, they'll have college boyfriends and girlfriends stay at a hotel for one night, and if they have sex, they can get a large reward. Will they be able to overcome their sexual desires?