What is the plot of the book 'El asesinato de la profesora de ciencias'? After accidentally blowing up the science lab, Jorge and his friends are ...

What is the plot of the book 'El asesinato de la profesora de ciencias'?

After accidentally blowing up the science lab, Jorge and his friends are given a lesson by Professor Fernanda to show them how important physics and chemistry are.
Professor Fernanda gives them a strange liquid to drink and leaves them a message.
They must follow a series of clues to find the antidote to the poison they have ingested before five hours or they will die.