Years after graduation, exhausted from working at a soul-crushing corporate job, I received a message from Shizuka, my childhood friend back home. She was passing near my area on a trip and asked if we could meet. Shizuka was my first love—and now a married woman. Suppressing faint hopes, I cleared my schedule and reunited with her. We happily reminisced about old times, but suddenly her expression turned serious as she opened up about a personal issue. Her husband had been diagnosed with azoospermia, and her father-in-law was pressuring them for grandchildren. Then Shizuka made a shocking request: she wanted me to impregnate her, saying she could only trust me, her childhood friend, for such an intimate act...