Lost Song (stylized in all caps) is a musical fantasy anime television series produced by Liden Films in collaboration with Dwango and Mages. The series follows Rin and Finis, two girls with opposite backgrounds and personalities yet sharing the commonality of performing miraculous songs worthy of healing, wind, water and fire. Rin and Finis each embark on an arduous journey during a time of war in the kingdom, and they must find each other in order to sing a duet that will restore world peace once again. The project stars musician Konomi Suzuki as Rin and voice actress Yukari Tamura as Finis. The series aired from March to June 2018.