NiGHTS is a First-level Nightmaren and the primary protagonist of the NiGHTS series. NiGHTS is a playful, kind, and free spirited creature who dwells in the Night Dimension. Although created by the evil Wizeman, (s)he didn't agree with Wizeman's plans to take over Nightopia and rebelled. Thanks to an Ideya shard imbedded in his/her chest NiGHTS can dualize with a Visitor, a trick that allows him/her to escape the Ideya Palaces used to confine him/her.
Reala, a fellow 1st Level Nightmaren, and NiGHTS are equal in their acrobatic fighting abilities and both served under their creator Wizeman, but are enemies due to their opposite personalities and opinions of their master, making them heated rivals.