Youthful American beauty entwined with mature Chinese gentleman

Hugely disappointed at my predicament I rushed through the rest of my shower, towelled myself and exited mom’s bathroom, pubes intact. I ran upstairs and knocked on mom’s door. Vxxx My day old hard on was back to haunt me. “Mom, I’m still dirty, can I use your shower?”
Mom playfully argued that she got dirty first and that she should use the shower first and ran into the bathroom and closed the door but left it unlocked. She explained to me that there is a leak and that she was making tea in the kitchen, which is directly under the bathroom when the ceiling gave in a little.