The Legend of Heroes: Trails through Daybreak II is the next installment in the Trails through Daybreak saga, continuing the action RPG narrative in the Calvard Republic. Players will investigate a series of murders connected to a mysterious crimson beast, with Van Arkride, a spriggan, taking on the case. The game allows players to choose the order in which certain chapters are played, offering flexibility in progressing the story and exploring different character perspectives.

New battle mechanics, Cross Charge and EX Chains, are introduced to enhance combat, allowing for coordinated attacks and powerful combos. Specific missions require the use of unique character skillsets, such as hacking or stealth. The game builds upon the seamless transition between field and command battles from its predecessor.