Unmask

Verb

 * 1)  To remove a mask from someone.
 * 2)  To expose, or reveal the true character of someone.
 * 3)  To remove one's mask.

Thesaurus
bare, break the seal, bring to light, debunk, develop, disclose, discover, dismask, draw the veil, expose, impart, lay bare, lay open, let daylight in, let out, manifest, open, open up, raise the curtain, reveal, show, show up, strip bare, uncloak, uncover, undrape, undress, unfold, unfurl, unkennel, unpack, unroll, unscreen, unsheathe, unshroud, unveil, unwrap