8 XXX : NoTraps

Why do the submissives almost always have this expression on their face like they "had no idea this is happening" or the "I didn't sign up for this" expression.
[Source album](https://www.pixiv.net/member_illust.php?mode=medium&illust_id=53800350), which you could milk for _all_ the karma here tbh, I mean [look](https://i.pximg.net/img-master/img/2015/11/29/17/10/59/53800350_p5_master1200.jpg) [at](https://i.pximg.net/img-master/img/2015/11/29/17/10/59/53800350_p4_master1200.jpg) [these](https://i.pximg.net/img-master/img/2015/11/29/17/10/59/53800350_p2_master1200.jpg). Artist is named [し/ー/と/い@アカウント移行](https://www.pixiv.net/member.php?id=13086184) on Pixiv.