In a heartfelt tale of love, longing, and unconventional paths to parenthood, Y/n and Taehyung's desire for a baby leads them down a unique road. When they learn Taehyung is infertile, and costly treatments are out of reach, they turn to a more traditional route: asking Taehyung's brother, Jungkook to father their child, to have sex with Y/n. Months of sex eventually gets Y/n pregnant with Jungkook's seed, bringing them a son, Tieco. Jungkook takes the role of a devoted uncle. But is he just a brother-in-law to Y/n? As Tieco grows, so do Jungkook's feelings for Y/n, sparking sexual encounters between them each year, but only on his birthday, with Taehyung's knowledge and agreement. Years later, when Y/n and Taehyung wish for another child, they once again turn to Jungkook. However, this time, it's hard for Y/n to conceive. So Jungkook decides to take Y/n on a secluded getaway, to a cabin in the peaceful nature, where their intimacy deepens, on both— physical and emotional levels, raising questions about loyalty, love, and the future of their unconventional family. With emotions running high and secrets threatening to unravel, Y/n must navigate the delicate balance between her heart's desires and the complexities of family dynamics. Will her decisions lead to Jungkook getting hurt? But what will happen if Taehyung gets aware of the love affair between his girlfriend and brother? Will everything shatter? leading them to part ways?