Mai confronts her pivotal entrance exam for the DNA collection agency, tasked with securing a sample from a complete stranger to prove her commitment. With her late fiancee's legacy driving every step, she steels herself against hesitation and uncertainty while executing the unorthodox assignment. Success could unlock the funds needed for her ambitious plan, but the encounter tests the limits of her determination in unexpected ways. As the mission unfolds, Mai weighs her resolve against the personal cost of her chosen path.