Mariko NAKAYAMA

Mariko Nakayama is a high school student who is part of the "Heartseed" club. She has brown hair and pigtails. She is a kind and caring person, but she can also be shy and reserved. She is often seen helping out her friends and classmates. One day, Mariko is walking home from school when she sees a strange man. The man approaches her and asks her if she wants to join his club. Mariko is hesitant at first, but she eventually agrees. The club is called "Heartseed" and it is dedicated to helping people with their problems. Mariko learns that the club has the ability to change people's hearts. She also learns that the club is led by a mysterious man named "Heartseed". Mariko is initially scared of Heartseed, but she eventually learns to trust him. She also learns that Heartseed is not as bad as she thought he was. Heartseed is actually a kind and caring person who wants to help people. Mariko continues to work with Heartseed and the other members of the club to help people with their problems. She learns a lot about herself and about the world around her. She also learns that she is capable of more than she ever