Princess Illyna encounter guide in Strange Melody.
Introduction
The corrupted imperial princess, shifting from melee combat to a caster form at half health.
Location and mission
Rovelion Imperial Theatre
Strategy · Princess Illyna
Princess Illyna begins as a melee fighter before changing into a caster.

Her first phase mainly uses readable basic attacks and charged lunges. At half health she changes into her mage form.
Attack ①:
A forward ring travels along a fixed path, followed by a shockwave along the same line. Move out of its path.

Attack ②:
Homing projectiles that can be evaded.

Attack ③:
An explosion around herself. Stay outside its radius.

Attack ④:
Projectiles circle around her and end in a shockwave. Avoid their trajectory.

Attack ⑤:

Victory frees the princess from chaos. She thanks Khazan and asks him to stop Ozma before disappearing.

Rewards and drops
Since June 16, 2025, main-mission bosses guarantee set-crafting materials. This does not guarantee a specific finished item, full set or scroll.
Crafting material: Princess's Mirror · Unending Tragedy
Material regions and scroll routes →
Equipment to look for
Unending Tragedy · Dual Wield: repeated hits and resource recovery around dodging.
A potential set drop, not a guaranteed piece. To craft missing pieces, obtain its recipe separately and check the required materials.
Reference: 3DM Guide Team
GAME NOTE has reorganized and rewritten the routes from this walkthrough.