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On the upcoming episode of KBS 2TV's 'Superman is Back', Man Se couldn't stop smiling the moment he walked through the door of Choo Sung Hoon's home and saw Choo Sarang. He also showed his outgoing personality and displayed his affection for her, surprising everyone with his 'Sarang fever.' When it was nap time, Man Se chose to lie down next to Choo Sarang and hold her hand. Min Guk, who was next to them as the third wheel, also couldn't hold in his surprise at their lovey-dovey behavior.

While Choo Sung Hoon was making hamburger steak, Song Il Kook read a book for Choo Sarang and the triplets. While everyone was concentrating on the story, Man Se suddenly attempted to kiss Choo Sarang. Although Choo Sarang previously rejected Song Il Kook's request for a kiss, we'll have to tune in to find out how she'll react to Man Se's kiss attempt!

Since Choo Sarang is known to be a fan of Min Guk, it'll be interesting to see how the possible love triangle between them turns out this Sunday at 4:50 PM KST!