Eriko Tamura was born as Kousuke Tamura's daughter, who was a renowned chairman at Tamura Productions (a well-known music company). From birth, Eriko had a natural talent for singing. She loved her parents and their media world. However, tragedy struck when her father passed away in a terrible car accident that left her mother in a coma. Eriko was then placed under the care of her father's best friend, Mr. Uchida.
Despite this devastating loss, Eriko decided to pursue a career in singing, which her parents had not wanted for her. However, she faced many challenges along the way, including opposition from her uncle who was determined to destroy her career. Despite these hardships, Eriko persevered and became an idol, winning the hearts of people all over Japan with her talent and determination.