SDMU-095 If a couple of strangers who are tied together with a 30cm red string spend the night together, will they get turned on and have sex for the first time?

Three groups of male and female college students meet for the first time under the pretext of a "psychological survey"! Investigate whether you will fall in love with a super close life tied with a 'red thread' all night long! 'Stay connected' The distance of the heart gradually shrinks while being shy in the toilet, bath, and watching AV! ! I'm ashamed of my erection, but I can't suppress my libido! ! Please see the lively SEX of an instant couple!