This is not a trap, the buldge in the pants are due to the comfprt padding in the crotch of the bike shorts. A common thing in competitive cycleing gear

Also there are no panties visible in this picture. The yellow fabric you're seeing underneath the girls shorts is actually the padding that is sewn into the inside.

Rivyr said:
This is not a trap, the buldge in the pants are due to the comfprt padding in the crotch of the bike shorts. A common thing in competitive cycleing gear

The plot of this manga is that the green haired one is a guy going to a girls' school to become a maid.