Lee Sunyoung joined a famous IT company. She spent her days working hard and learning in Development Team 2. However, around her fourth month, her father's business failed, leaving the family with 500 million won in debt. She was in despair upon learning that they needed 100 million won immediately to prevent their house from being seized.

Choi Wooyoung, the manager of Development Team 2, noticed she couldn't focus and lacked her usual energy at work. He called her aside to hear the full story.