Story and account growth
Part 2 chapter first-clear materials
Collect unclaimed Part 2 story first-clear rewards before spending stamina on repeat stages for the same progression gap.
Story menu > available Part 2 chapters and unlocked v9.1 Afterstory nodes.
One-time per node for first-clear rewards. New story content can add further first clears, but completed nodes do not provide an endless first-clear loop.
Stop when the accessible story nodes with useful first-clear rewards are complete; switch to repeatable sources for remaining material needs.
Open a guide to find other locations and see what the item is used for.
Collect unclaimed Part 2 story first-clear rewards before spending stamina on repeat stages for the same progression gap.