"Can you abstain from sex for a month until we go on a trip?" I was confused when my parents-in-law suddenly asked me. We were supposed to be on a hot spring trip just for the family, but they took advantage of the situation and asked me to make a baby with my wife. I abstained from sex until the day of the trip as instructed, but I couldn't control the throbbing in my body and couldn't stay sitting still, so I headed to the hot spring to calm my desire somehow... but I accidentally went into the women's bath and happened to witness my mother-in-law having a seductive bath...