A reliable lash emergency kit is compact: a curved applicator, mini adhesive, clean spoolie, cotton swabs, and a small mirror with clear lighting.
If an inner corner lifts, add the smallest amount of adhesive to the band rather than the skin, wait until tacky, and press for ten seconds. If fibers lose their shape, comb from beneath with a clean spoolie.
The goal is correction, not rebuilding. A few precise tools protect the rest of the makeup and keep the final result polished.