Last night i had just taken my clothes off and got in the tub. I was relaxing when i had an urge, so i got out of the tub (i cant do it in the water for some reason.) I sat on the toilet lid and started to jerk off. Just as i was about to cum, my mom knocked on the door! She had to pee, so she made me get out. I rapped a towel around myself and went to my room, trying to hide my boner. I got to my room and came into my bunched up towel. I carried my cumtowel back to the bathroom, but my mom wasnt...