Bethany Dunstan has your answers (![[info]](https://www.insanejournal.com/img/userinfo.gif){kind=small} empyrious) wrote, |
Body chemicals react during a kiss. There's something about saliva that tells you when you're chemically compatible with someone, which you find out from kissing. It's why people feel sparks. Their emotions and their chemicals mesh.
A little, but it's just a bit of fun.