I Am Not a Robot

Kim Min Kyu is allergic to humans. If he touches one, he gets a painful rash all over his face and body. However, he says that he is not lonely.

Min Kyu visits the laboratory to see Aji 3. Impressed, he asks for her to be delivered to his home the next day for a trial period. That night, the research team celebrates with canned beer, and a drop gets into Aji 3's circuit.

Ji A gets delivered to Min Kyu's house. However, they are off to a rough start as Ji A makes a mistake right from the beginning. Ji A must improvise and convince Min Kyu that she is an AI robot.

Impressed by Ji A's robot act, Min Kyu decides to keep her close and train her for a month. Ji A goes to Min Kyu's house, not knowing that he's the boss of KM Financial. Meanwhile, the Santa Maria team moves into Min Kyu's place.

Min Kyu believes Ji A is a robot and agrees to train her for a month, making Ji A face many obstacles.

Ji A discovers Min Kyu is her brother's boss. Meanwhile, Yoo Cheol hears about Santa Maria and Aji 3.

The cause of Min Kyu's allergy is told. Also, Ji A saves Min Kyu's life when he gets an allergic reaction.

Baek Gyoon becomes worried about Min Kyu's condition and wonder if it's okay to keep having Ji A as the replacement for Aji 3. He soon realizes that it is because he still has feelings left for Ji A.

Min Kyu becomes hopeful of curing his allergy. But Baek Gyoon is mad that Min Kyu and Ji A are getting closer.

Min Kyu hugs Aji 3 and tells her that she is all he needs. Baek Gyoon sees this, punches him in the face, and brings Ji A home. He tells her that her part-time job is now over.

Despite Min Kyu's efforts to win over the Santa Maria team, the day comes for Ji A to leave. In order to keep Ji A by his side, Min Kyu shows Baek Gyoon his allergic reaction.

Wanting to kiss Ri El, Min Kyu gets a lesson from a special instructor. When the day comes, Min Kyu and Ri El go on a date. Worried something might happen, Baek Gyoon decides to tag along.

Ji A steals Min Kyu's first kiss, and Min Kyu is flustered by his feelings toward her. Meanwhile, Ji A is hurt by the fact that Min Kyu is trying to keep his distance from her.

Min Kyu makes Aji 3 do petty chores around the house. Baek Gyoon sees this and offers to do the chores himself. Meanwhile, the real Aji 3 is almost done with the adjustments.

Baek Gyoon says Aji 3 will be ready in three days. Min Kyu goes on a date with Ri El and meets her dad.

Baek Gyoon realizes why Ji A broke up with him. Meanwhile, Yoo Cheol shows up at the start-up competition.

Baek Gyoon is shocked when Min Kyu says he likes Aji 3. Meanwhile, Doctor Oh tells Ji A about his allergy.

Min Kyu tells Baek Gyoon how he always waits for Aji 3 to come, but he says Min Kyu is too lonely.

Ji A becomes sad that she has to lie to Min Kyu. Min Kyu and Ji A spend time together for one last time before resetting the memory. After the reset, Min Kyu feels her absence.

After the farewell, Ji A becomes heartbroken. When Min Kyu calls her about another delivery service, she says it can't be done and that she's going far away. Meanwhile, Ji A coincidentally spots Min Kyu and Ri El together.

Min Kyu meets Ji A on the train. He decides to follow Ji A to her destination. Ji A is in danger of getting her cover blown.

Ji A plans to go to Australia, but Min Kyu interrupts her. Ji A lies, saying that she was just a model for Aji 3 and that they don't know each other. Meanwhile, Yoo Cheol's team steals a file from Santa Maria.

Locked up in a storage room, Min Kyu tells Ji A about his story. She feels sad but decides to leave him.

Min Kyu decides to leave, but he finds himself keep finding excuses to stay at least a moment longer. Even after leaving, Min Kyu ends up coming back to Ji A. Meanwhile, it turns out that Aji 3 has made her own backup folder to keep her promise.

Min Kyu discovers all about what Ji A has done to him. From the shock, Min Kyu gets an allergic reaction.

Ji A comes every day to Min Kyu's house to give him food. She tells him that she'll keep coming. Meanwhile, Min Kyu finds out that Ji A is the creator of the Heart Balls.

Ji A and Min Kyu confess how they feel about each other. Meanwhile, Ri El hears that Yoo Cheol will marry her.

Baek Gyoon finally finds Doo Sam, and Martin flies into Korea. Martin is running out of patience, and Do Won promises to deliver Aji 3. Min Kyu comes up with a plan to protect Aji 3.

Min Kyu tries to stop Do Won and bring Aji back, but Aji 3 is nowhere to be found, making Martin furious.

Baek Gyoon decides it’s time to change the face of Aji 3. He decides to leave the patterns of the emotions she procured and delete every video including the private ones she took of Min Kyu and Ji A.

Yoo Cheol learns about how Min Kyu got his allergy. He makes his mind up regarding the emergency board meeting. Jin Bae tells Min Kyu that he wants to resign.

Ji A invites Min Kyu over to her house in order for her brother to get his job back. Ji A pursues her own business while Min Kyu and Yoo Cheol work together to lead KM Financial.