During WWII the British are supplying the French resistance with explosives in an attempt to disrupt the German invaders, there is a problem with the timers on the explosives and they are being detonated far to early or late therefore causing the French mission’s to fail, however there is clockmaker in England who has built fool proof timers, but someone is sabotaging them …………. can they find who the saboteur is and supply the new timers to the French ………….. read it and find out.