Don't Hate Your Enemy

None of the students answered him. Adrianna was extremely furious. It took her less than five minutes to delve into the minds of each of the students around and find out who had done it and who was the mastermind behind the action. Some rowdy students in the class chuckled; switching specimens was a common prank that the students would do. For that reason, it wasn't that great an offence in the students' eyes.

Professor Lane cast the truth spell on all students. He shouted, "No one in my class is allowed to mess around so easily! I will not tolerate any indiscipline. Tell me who did it." 

Then, he asked the students one by one and the truth came out. The student who owned up under the truth spell could only speak for himself; he couldn't say on whose behest he had done it for so the main culprit was not caught. Professor Lane suspended the student from class for a week. 

However, Adrianna glared at the girl who was behind it.