BKD-132 - Re-educating my shut-in son: A steamy hot spring getaway

After divorcing 8 years ago, Natsuko raised Hiroaki alone. But after being bullied in high school, he turned into a full-blown shut-in. Desperate to get her adult son out of his room and into the real world, she drags him on a hot spring trip. What starts as a mother's attempt to fix her parenting mistakes turns into an intense, boundary-blurring encounter.