Sherlock Sam and the Alien Encounter on Pulau Ubin - Sherlock Sam, #4

When weird things happen while camping on Pulau Ubin, Sherlock Sam is convinced that aliens are to blame! Eager to investigate, Sherlock Sam and his not-so-eager sidekick robot Watson journey into the wilderness and discover a mystery that's out of this world. Will these close encounters get the better of Singapore's Greatest Kid Detective, or will he prove to be of a higher life form?