The protagonist on the Fairilu side. A Tulip Fairilu. Her flower language is 'The Beginning of Love.' Although a bit of a coward and a crybaby, she has a kind heart and a spirit that never gives up. Her pure personality allows her to make friends quickly. She is a bit clumsy and her magic skills aren't great, but she seems to possess latent potential she isn't aware of. She keeps a Powapowa-dog named Powawa as a pet. She is in a relationship and a Buddy bond with a Humeru named Ji Yeon-woo in Big Humeru. Her symbolic color is pink. She is close with Himawari, Violet, Rose, and Rin.

A Violet Fairilu. Her flower language is 'Small Happiness.' She may seem cold, but she is a warm-hearted Fairilu with a mature and steady personality. She is highly sensitive and a fashionista who loves beautiful things. Like Rose, she is a model student. Her specialty is drawing, and her dream is to be a fashion designer. Because of this, she becomes very focused and passionate when it comes to design. She loves rainy days. Her symbolic color is purple. She is close with Lip, Himawari, Rose, and Rin. She is Buddies with a female Humeru designer named Yeon Bo-ra.

A Sunflower Fairilu. Her flower language is 'I Will Only Look at You.' She is innocent and full of energy. She loves the sun and clear weather, and her energy drops when there is no light. Conversely, she hates rainy days. She has a very bright, positive personality and is popular with everyone. Her specialties are singing and dancing. She has a big appetite and hates studying. She is dating the Dandelion Fairilu, Dante, and is Buddies with a girl named Ga-eun in Big Humeru. Her symbolic color is orange. She is close with Lip, Violet, Rose, and Rin.

A Rose Fairilu. Her flower language is 'I Love You to Death.' She is a haughty, lady-like character who puts on airs, but she has a slightly airheaded and lovable side. She hates losing and is a hard worker who puts effort into both studying and grooming. Because of this, she was initially wary or jealous of Lip, but she gradually opened her heart and became friends. She has a tsundere streak. She is in a relationship and a Buddy bond with a Humeru named Gil Ro-un. Her symbolic color is red. She is close with Lip, Violet, and Himawari.

A Gentian Fairilu. Her flower language is 'I Love You in Your Sadness.' She is Ji Yeon-hee's Buddy. Perhaps because she stayed inside her Fairilu Seed for a long time, she tends to doze off easily. However, she never sleeps during class because she wants to make the frail Yeon-hee happy. She has a personality that never gives up on anything. She is close with Lip, Violet, Rose, and Himawari.

A very gentlemanly boy. He has a competitive side as well. While gentle, he keeps his distance from others and can sometimes speak coldly. An Olive Fairilu. He thinks seriously about the Fairilu world and is very logical. He is a model student and enjoys reading. He is close with Dante and Gloomy. His dream is to become a Legend Fairilu and eventually a Fairilu Master. He has no Buddy. His flower language is 'Peace and Wisdom.' A Flower Fairilu who is an all-rounder in both academics and sports, serving as a leader to everyone. He is popular with both girls and boys, but he sometimes gets lost in his own world. During those times, others find him hard to approach. He seems to be thinking about something very serious.

A Dandelion Fairilu. He is very energetic and a master of sports. He is Olive's best friend and is dating Himawari. He is Buddies with a boy named Ju-won(?) in Big Humeru. His flower language is 'Happiness' and 'Gratitude.'

A Lycoris Fairilu. His dream is to become a scholar and spend his life researching the Fairilu world. He is a Fairilu with a dark atmosphere and often shows a bizarre smile. He believes it is necessary to know the darkness as well as the light. He enjoys solitude and dislikes noise, so he rarely participates in class. He used to think he lived in a different world from the leader-like Olive, but they became close after being caught in a storm together. He has no Buddy. His flower language is 'Unattainable Love' and 'Unrequited Love.'