"If you are watching this, it means I am probably no longer alive," my husband had left me with this message.

A kingdom faces an unprecedented crisis, suffering a large-scale invasion from a neighboring country. Sudhaus, a young earl with exceptional swordsmanship skills, prepares for battle as a nobleman to help overcome this crisis. The battle offers little hope of survival, and his wife Liane attempts to stop his departure, but ultimately, as a noblewoman, she sees him off with courage and dignity. A year passes. Maid Elina discovers a magical artifact in the storage room—a mirror with the ability to record images. Liane, who has knowledge of magic, plays it back. Within it is a message that her husband Sudhaus had left for Liane, their son Lattis, and Elina...