"DNA Hunter Episode 1" introduces viewers to Mai, a woman devastated by the loss of her fiancé, Youji, in a mountain climbing accident. Determined to have his child, Mai recalls Youji's genetic research, which enables the creation of life from mere DNA samples. She approaches his former colleagues for assistance, only to discover that the procedure's cost is prohibitively high. To fund her endeavor, Mai accepts a position as a DNA Hunter, tasked with obtaining semen samples from specific men for women desiring particular offspring. Before officially joining the team, Mai must pass a challenging test: selecting a random stranger and acquiring his semen. This mission tests her resolve and introduces themes of love, loss, and ethical boundaries. The episode's animation effectively conveys Mai's emotional journey, immersing viewers in her quest to fulfill her dream of motherhood.