Schwingularity 

The exact moment your chubber crosses over to become a full-fledged hard-on

“Dammit! My hot teacher called me to the blackboard seconds after I crossed the schwingularity. I was so effing embarrassed. But hope my teacher was impressed.”

Schwingularity by hodags1966 November 10, 2020

schwingularity 

The moment your chubber crosses the line to become a full-fledged hard-on

Damn, the teacher called me to the blackboard seconds after I crossed the schwingularity. I was so embarrassed. How's that for bad timing?

schwingularity by hodag1966 October 11, 2015