Fire Emblem Heroes: Fjorm ga Utau - "Koori no Hana"

A music video featuring Fjorm: Princess of Ice singing Koori no Hana by Hiroki Morishita, a composer from Intelligent Systems. The English version is sung by Cristina Vee Valenzuela, and the Japanese version by Rie Takahashi. (Source: Fire Emblem Heroes Wiki)