Shergoof Holmes Mystery Club 9 : Escape operation

Escape rooms have flooded the city.
The two detectives have just solved the riddles of such a room when Mrs. Fletcher calls them, asking for their help...
These are the FACTS!
A boy and a girl have disappeared under mysterious circumstances. Is it a kidnapping? Did they blow it because they got tired of taking exams?
These are the DETAILS!
The last we know about them is that they intended to visit the most difficult Escape Room in history, from which no one has managed to get out so far.
HERE IT SMELLS… MYSTERY!