* Playfulness: The person is likely up to something fun and lighthearted, even if it might be a bit mischievous.
* Cunning: They might be scheming or planning something that will get them into a little trouble.
* Intrigue: The person's eyes hold a spark of excitement and anticipation, as if they are about to do something that will cause a stir.
The gleam can be found in the eyes, but sometimes it can also be expressed through a mischievous smile or a playful tilt of the head.
Examples of how it might be used in a sentence:
* "The child looked at me with a mischievous gleam in her eyes, knowing she had just gotten away with something."
* "The mischievous gleam in his eye suggested he was about to pull a prank on his unsuspecting friend."
* "Her smile held a mischievous gleam, hinting at a secret joke only she knew."