Kim Min Kyu is the largest shareholder of a financial company. He suffers from a "human allergy", preventing him from normal interactions with other people. He becomes interested in a robotic project named Aji-3 created by the Santa Maria robotic team. The team is headed by Hong Baek Gyun, inventor of Aji-3 and world-renowned robotics professor. He modeled Aji-3 after his ex-girlfriend, Jo Ji Ah, a struggling inventor that also works as
