The Titanic Tunnel

'It's Titanic - aren't you curious? No one alive today has seen it like that.'Emmie & Jack are on a school trip with a difference. Visiting Belfast to see where Titanic was built, they step back to 1912 and discover the great ship itself. All too soon, they find out that the way home is blocked, and Jack gets dragged off to work by one of the crew. Who is the mysterious stranger lurking in the shadows, and can they solve his time riddle to escape from the doomed ship before it is too late...?