Monster Hyun Soo realizes that he cannot break the constraints of the bus alone.He made spiritual contact with human Xianxiu and complained about worrying about the Li brothers and sisters, but he also realized that he was a part of Xianxiu, but a neglected part.He wanted to know who would prevail if the two became one, so he merged with the human Xianxiu.Hyun Soo finally breaks through his bonds and appears in human form.He attacks Eunhyuk but only destroys part of his wings.Hyun-soo calls it a gift and says Eun-hyuk will help him.Later, he reunites with Eunyou, who is relieved to have him back.The three of them went to the gym together, and Eunyou kept recalling his childhood with Eunhyuk, pointing out that the new superhumans learn quickly and can also feel emotions.Eunhyuk expresses happiness that her injured foot has healed, and she smiles back.

At the Coliseum, Team Raven begins gathering all humans into the church.Sun Hwa hides and Jin Ah refuses to follow Tong Joon, saying that all the trouble is because of her because Choi Yong Suk went to the gym to get her medicine.However, Tongjun catches her and takes her to church.Another group of humans is busy looking for Xu Yixiu.Cheol Jong discovers a room full of possessed humans and Cheol Jong escapes, but Seo Yi Soo is also possessed by him.Nam Sang-won watches these developments on closed-circuit television and orders Ji-sung to kill Jae-jin and Ja-eun to more efficiently lead him to Seo Yi-soo.

The doctor took out the reagent from Ziyan's body and explained that the special infected people (MHs) in the gym were made from the blood of Minami Aihara's original body.He was originally going to inject Sergeant Zhuo, but after learning that Xu Yixiu could infect humans, he changed his mind and swallowed the reagent himself.Disappointed, Sergeant Zhuo returns to his men and meets Ha Ni, who tells him about Sergeant Kim and Chan Young.In order to sneak the two in, Sergeant Zhuo distracted Minami Aihara and told him what happened to the doctor and the reagent.Minami Aihara learns that MHs are made from his body, becomes disturbed and destroys the communication center.After the mission was completed, Sergeant Zhuo went to see Sergeant Jin, and the two apologized to each other. Sergeant Jin persuaded him to persist until the end, and promised to use Sergeant Zhuo as the last line of defense when he turned into a monster.

Eunyou begins to have hallucinations and realizes that she is about to mutate.She thanks Eun-hyuk for coming back and begs Hyun-soo to remind her of her emotions after she becomes the new superhuman.Eun-hyuk and Hyun-soo move on, Eun-hyuk remains aloof, and Hyun-soo thinks he's lying and acting heartless.He promises to bring Eunhyuk back to Eunyou once he kills all the MHs in the gym.In the gymnasium, Dong Jun gathered the remaining humans, met Xu Yixiu's men and started to escape.Ye-seul and Jin-ok pursue Young-soo, but Seo Yi-soo stops them and catches Young-soo who has turned into a slime.She thought they would be disgusted, but Jin-ok hugged Young-soo in tears.Nam Sang-won appears and Jin-ok defends Seo Yi-soo and Young-soo in an attempt to gain sympathy.However, Nam Sang-won killed her in cold blood, telling Seo Yi-soo that this was her punishment for running away.The frightened Ye Seul ran away, and Seo Yi Soo ordered his men to attack Nam Sang Won.