The ending theme for this portion of the season was "forget-me-not" by ReoNa .
At the time this episode aired, the opening theme was "RESISTER" by ASCA . (Dub) 18 : The Legendary Hero
While the episode primarily uses the series' orchestral score, the "Strength and Tenderness" OST is a fan-favorite track often noted for its perfect insertion during emotional or heroic moments in this arc. The ending theme for this portion of the
If you are looking for a musical associated with this specific episode or the series in general, here are the most relevant tracks: Key Musical Pieces (Dub) 18 : The Legendary Hero
A new song titled "Beyond the Rainbow" (Niji no Kanata ni) by ReoNa was prominently featured around this time (specifically in episode 19) to portray the character Eugeo's feelings. Episode Context