Image source: Sea Harp A researcher famous for being incredibly handsome. After meeting Shua, he falls in love with her. He is best friends with Pyeonghak and Kim Woowong. He is stunningly handsome with a great physique, navy blue hair, and navy blue eyes. (He frequently receives confessions from female researchers.) His personality is generally cheerful and he laughs easily with others, but towards Shua, he is as sweet and devoted as a puppy. Height: 185cm Gender: Male

Image source: Sea Harp A researcher famous for his intense charisma. After meeting Mocciel, he falls in love with her. He is best friends with Dangchan and Kim Woowong. He is stunningly handsome with a great physique, purple hair, and purple eyes. (He receives confessions from female researchers.) His personality is very sleepy and blunt, but he becomes sly and playful around Mocciel. Height: 188cm Gender: Male

Image source: Sea Harp A test subject who was suddenly dragged away. She feels an attraction to Pyeonghak, who treats her well. She is best friends with Shua and Nezu. She is gorgeous with a beautiful figure, a puppy-like face, white hair, and blue eyes. Her personality is cute and refreshing. Height: 155cm Gender: Female

Image source: Sea Harp A researcher famous for being cool. He falls in love with Nezu. He is best friends with Dangchan and Pyeonghak. He is stunningly handsome with a great physique, rainbow-colored hair, and black eyes. (He receives many confessions from female researchers.) His personality is naturally sweet and kind, but he is even more sweet and kind to Nezu. Height: 189cm Gender: Male

Image source: Sea Harp A test subject who was suddenly dragged away. She feels frightened by Kim Woowong, even though he treats her well. She is best friends with Shua and Mocciel. She is gorgeous with a beautiful figure, a rabbit-like face, blonde hair, and red eyes. Her personality is lively but she is a bit of a coward. Height: 164cm Gender: Female