His skin color is green, and he has horns on both sides. He firmly believes that kissing is only for Winions who love each other. When he truly falls in love, he blushes intensely, follows them around, watches them, and sees them through rose-colored glasses. He is good at studying and makes medicine for Winions. He has a stoic personality and is slightly perceptive. He eventually falls in love with Aion.

Her skin color is pink, and she looks like a mix between a pig and a hamster, but without the pig nose. She is the only one rooting for the relationship between Aion and Grid. She doesn't particularly want to fall in love. She isn't great at studying but can manage to some extent. She is the mood maker who lightens the atmosphere. She loves food, loves eating, and is a good cook. She has a cheerful personality and is perceptive.

His skin color is red. He has a face like a fox or a cat and is a passionate child. He believes he can overcome anything. He was created at the same time as Grid and cherishes Debug as a younger brother. However, that protectiveness has often made Debug depressed... He doesn't particularly want to fall in love. He has a majestic and bold personality. He is incredibly oblivious. His body is infected with a virus because of the System Winion; in the middle stages of the virus, he desires and wants to devour Aion.

His skin color is light blue. He has a puppy-like face and is a timid child. He often thinks things like, "Can I even do that? Let's just give up." Fix welcomed him as soon as he was born. He knows Fix cherishes him, but he gets hurt a lot because of Fix. He is so timid that he cannot mingle with others. He has suffered from depression before. He looks at Fix and feels envious. He doesn't particularly want to fall in love. He is perceptive, but it always leads to the wrong conclusions. For example, thinking, "I'll only be a nuisance if I stay here... I should be smart and leave," and so on.