Mina narrowly avoids a car accident thanks to Nayeon's heroic intervention. Grateful, Mina agrees to care for Nayeon during her recovery. Nayeon's persistent flirtations both annoy and intrigue Mina, leading to unexpected romantic sparks. As they bond through playful banter and shared adventures, Mina must learn to balance her career and newfound love. In the end, they discover that a chance encounter can save more than just their lives.