|This article is about a/an episode in Power Rangers Lightspeed Rescue.|
|Power Rangers Lightspeed Rescue, Episode 8x34|
|Air date November 11, 2000|
| Written by John Fletcher|
|Directed by Jonathan Tzachor|
Marina returns to ask for Chad's help after her father's trident is stolen, which a water demon uses to drain the water from Mariner Bay. Chad recovers the trident, as well as a captive Marina, and safely returns the two to Neptune, the god of the sea.
"Neptune's Daughter" was released on the VHS Power Rangers Lightspeed Rescue: Neptune's Daughter.
- During the scene where Chad is chasing the monster underwater, the face of his Sentai counterpart, Nagare Tatsumi, can be seen.