H2O: Just Add Water
S02E26 Unfathomable
An extraordinary planetary alignment is about to occur, leading to a full moon that will strip mermaids of their powers if they enter the moon pool. Charlotte proves to be immune and attempts to expose the girls' secret before Lewis escorts her to Mako Island. The girls pursue them, resulting in a fierce confrontation. But who will ultimately emerge victorious?
Season 2 Episodes
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
Stormy Weather
Control
The One That Got Away
Fire and Ice
Hocus Pocus
Pressure Cooker
In Hot Water
Wrong Side of the Tracks
Riding for a Fall
Missed the Boat
In Over Our Heads
Fish Fever
Moonwalker
Get Off My Tail
Irresistable
Double Trouble
Moonstruck
The Heat Is On
The Gracie Code (1)
The Gracie Code (2)
And Then There Were Four
Bubble Bubble, Toil and Trouble
Reckless
Three's Company
Sea Change
Unfathomable