You're contemptible for sniffing a sibling's used tampons.
Hugh is going through puberty, and he just came across his sister's used tampon on the ground.
Hugh wants to pick up the tampon.
Hugh picks up the tampon and immediately flushes it down the toilet.
Hugh picks up the tampon and sniffs it before throwing it away.
Hugh feels more disciplined and doesn't become attracted to his sister.
Hugh is not able to look at his sister the same way and starts acting weird around her.