FJIN-147A - The fate of a virgin part-timer dragged along as a driver for a hot spring trip with exhausted MILFs.

I overheard the beautiful single moms I work with talking about a hot spring trip. Suddenly, they asked me to be their driver, and before I knew it, I was on my way. There's Rina, who always teases me, and Yuuri, who is gentle and graceful. I've always had a crush on Yuuri, but Rina, who is quick to pick up on things, starts messing with me...