This is an entirely different situation that the two had never experienced before and their brains got too heated up to the point that they stiffened in their current situation
Both of them are inexperienced virgins hence, this situation stunned them
They were too flabbergasted to even do anything for a good several seconds before Reif cried out
"B-Big brother, s-stop looking!"
Since Rhash's eyes never left the thing that Reif tried his best to hide, it made his already hard thing even harder
It also caused him to feel a tingling sensation without anyone touching him. Reif can even feel his hands getting wet due to the sticky substance that his penis was leaking out
A lifetime worth of shame filled Reif's entire being but he also can't help but feel some anticipation for the thing that will happen next
Even if Reif doesn't want to imagine things, this situation didn't allow him and his lust starts to rise