Four best friends chase their dreams alongside the fashion elite while juggling demanding jobs, romantic dilemmas, and wild nights on the town.

Yeon Jeong In is the legal guardian of her mother, who is lying unconscious in a hospital bed for the past ten years. She feels exhausted from all of it and only has a care giving robot to rely on for support. Meanwhile, the care giving robot, Ho Joong, is conflicted over whom to save.

Hee-Young becomes sick and tired of her husband, who sometimes even forgets her name. One day, Hee-Young decides to go to Busan without having any specific plans. Hee-Young does hope to find her find her first love. She left her first love to marry her wealthy husband. By chance, Hee-Young takes a taxi driven by Joon-Ho. Joo-Ho gave up his dream of becoming a professional baseball player and leads a boring life as a taxi driver. He's bothered by Hee-Young, who holds a cold expression, but also reveals sadness.