REM is back! But this time a twist of fate takes E Ching away and Rachel and Mo are left with the mysterious disappearance of their closest friend. But the girls are not left without help. Joining them for the first time, is E Ching's gadget-savvy cousin E Jet. He adds his power of deduction and brains to the team to unravel more cases and to get to the bottom E Ching's abduction.

The girls continue their investigations. Only to discover that E Ching may be safe and in hiding. Or is she? They encounter the elusive Inspector Khataar who claims he is the head of a top secret Government Unit. Or is he? While they get caught up in the case, another pops up. Someone is contaminating the famous soft drink, BRINK and the new sensation Amanda may be involved, not to mention the drinks Tycoon, Koh and the artistic director Pete...

An arrogant Art Thief has left his calling card in a museum - REM. Big mistake. It naturally calls the REM team into action. Very soon, they have to find out who stole the famous Sang Nila Utama Warrior Shield, the Raffles Sword - and try to find out how a gigantic one ton stone statute literary disappeared overnight. It's a case that has tons of clues - can you solve it before the team?

Some one is playing a dangerous game of pranks in school. But REM wont investigate because they don't think this is a real case. They want the BIG one. But when things turn nasty, they have no choice. Meanwhile, we find out some more about Inspector Khattar and the mysterious Lady in Black. It's a only a prank until it turns deadly.

It seems an open and shut case. The murderer was caught on camera shooting Charles. Its as clear as day. And just another murder case. Until they discover that the man caught on camera is a millionaire industrialist, who only happens to be Rachel's father. Can they solve a murder and unravel just exactly what is the Rachel Chip.

The girls are out on a field trip with Miss Tan. It looks like an old dull ordinary school trip. But not so, especially when a courier with a deadly secret is in the same vicinity. Between looking at flora and fauna, Rachel and Mo have to look for a criminal who has just stolen a deadly virus. Meanwhile Jet decides to play heroics with some dangerous consequences.

Some time back, two thieves calling themselves Bugs Bunny and Daffy Duck steal a bagful of diamonds. They are caught and the diamonds never recovered. Now REM knows where the diamonds are. They are hidden in a small restaurant called the Good Wok. Or is it? Nothing is ever as it seems.

Jet is in the finals of Clever Kid Quiz Show. Only thing is that you don't win a million dollars but a brand new family car. But things start to get ugly when someone is stealing questions and cheating on the set. And to top it off, someone has stolen the prize - the 2.0 litre family station wagon from right under their nose.

Khataar escapes. In the process, Rachel is taken hostage. Can she lead E Jet and Nikki to her before something terrible happens? Meanwhile, Mo is hot on the trails of E Ching, but will her discovery of E Ching do more harm than good?

Finally the Butcher is revealed. But he has got more up his sleeves. It goes beyond just getting E Ching, this time his plans involves the mystery of a missing football team which may soon tip the balance of the entire investigation.