Smee

The man was addressed by his alias "Smee", he is a minor character of The Promised Neverland. Smee is a friend of Norman and a former ally of the Demons, who he eventually turn his back on. According to Norman, Smee was killed in a purge orchestrated by Peter Ratri.

Appearance
Not much is known about Smee's physical appearance, but Smee was shown in Krone's flashback to be a young man of slender build with light colored hair which is similar to Norman's, he donned a pair of large glasses and is seen wearing a labotory coat and black pants.

Trivia

 * Smee is the third character in the series who is shown to be left-handed, the first being Norman and the second being Leslie.