I Started Making Babies With My Childhood Friend is a captivating Japanese web novel that revolves around the story of a protagonist who has been living with his childhood friend for three years. Despite facing challenges at work, the two find solace in each other's company. However, their dynamics shift when the childhood friend unexpectedly proposes the idea of starting a family. This adult romance novel delves into themes of childhood friends, cohabitation, and modern-day relationships, making it a compelling read for fans of R-18 content.