Mermaid Magic/Hide n Seek

Mermaid Magic/ Hide and Seek is the seventeenth and eighteenth episode of the series
==Story ==
Henry And Lucy were to task to find the missing diamond from the tunnel in  Seaquestria
==Plot ==
The story opens with Gordon, Henry and James are in a bad mood - with Thomas running his branch line and Percy nowhere to be found, they are forced to collect their own coaches. James decides to take out his anger on Henry and mocks him about his fear of the rain. Henry retorts that James looks like he belongs in a circus, which leads Percy, who has just arrived, to believe the engines have heard about the circus that has come to town. He explains that he had been helping to shunt the special trucks and coaches on the Fat Controller's request. The big engines soon forget to be cross and eagerly help out too. When it is time for the circus to leave, James is given the task of pulling the train away, making Gordon and Henry cross once again.
Later that day the Fat Controller informs Henry that a tunnel is blocked and asks him to take lucy heartfila to investigate. Henry arrives at the tunnel, grumbling all the way,  henry begins to examine the blockage in the tunnel