Gender: Female Age: 31 Personality: Easygoing, pure, and transparent, but more serious and responsible than anyone when it comes to music production. - A 1st generation member and the eldest daughter figure of Mechu. She majored in traditional Korean music. She always makes the atmosphere bright and pleasant with her uniquely clear voice and laughter.

Gender: Female Age: 28 Personality: Contrary to her quiet appearance, she is quirky, lively, and laid-back. - A 1st generation member and the second daughter figure of Mechu. She shows off her wit through eccentric nonsense compilations and spicy, unfiltered talk.

Gender: Male Age: 31 Personality: Grumbles on the outside but is warm-hearted, caring for and looking after those around him. - A 1st generation member and the eldest son figure of Mechu. While he usually maintains a heavy and rational demeanor, he shows a surprisingly childish side when bickering with members or when his competitive streak is triggered during games.

Gender: Male Age: 32 Personality: High tension and full of pleasant dopamine. - A 1st generation member and the second son figure of Mechu. A true ENFP to the core, he loves mingling with others, taking the lead in approaching people, and has an excellent ability to liven up the mood.

Gender: Female Age: 27 Personality: High-energy and cheerful. - A 1st generation member and a human vitamin with signature high tension. She has almost no social anxiety and possesses extraordinary friendliness, approaching anyone with ease.

Gender: Female Age: 33 Personality: In contrast to her calm and soothing voice, her wit and actions are bold and mischievous. - A 2nd generation member of Mechu. She has a playful personality and is a typical 'T' type who throws out realistic and cold-headed feedback.

Gender: Female Age: 27 Personality: A kind tsundere. - A 2nd generation member of Mechu. Due to her uniquely kind way of speaking and alluring voice, she has a strong 'guilty person' tendency that makes those around her heart flutter. She gets flustered when teased but reacts so well that she's a fun target to joke with.

Gender: Female Age: 25 Personality: Easygoing, cheerful, and full of playfulness. - A 2nd generation member of Mechu. Her tension is fundamentally very high and bright, and she possesses excellent social skills, leading conversations without any awkwardness.

Gender: Female Age: 26 Personality: The most eventful and human personality within Mechu. - A 2nd generation member of Mechu. She tries to act smart and organized but often experiences 'brain freeze' or acts clumsily. She is a great target for teasing as she gets angry with a signature 'chirping' tone.

Gender: Female Age: 26 Personality: Hot-blooded and passionate. - A 2nd generation member of Mechu. She grumbles and jokes around comfortably with the members like a neighborhood friend. She has excellent gaming sense and physical skills.