Olivia's Adventure is an exciting and thrilling journey through a magical world. Join Olivia as she embarks on a quest to save her kingdom from a mysterious force. Along the way, she'll face off against dangerous creatures, solve puzzles, and discover secrets that will help
From Wikipedia
Olivia Lufkin, known professionally as Olivia, is a Japanese singer and songwriter. Lufkin began her solo career after singing in the Japanese girl group D&D. She gained mainstream success in 2006 after creating songs for the fictional band Trapnest under the alias "Olivia Inspi' Reira (Trapnest)." The songs were used for the popular anime adaptation of Nana.