Character Sketch/Background information

Siddharth Nigam a secretive and cold boy going to high school just like any normal kid but is he really as "normal" as he seems to be? Avneet Kaur, she's a sweet girl but also just as crazy, you can say she has some bad habits like investigating into things that don't concern her, and the fact that Siddharth Nigam is being so secretive and mysterious just drags her more and more into his dangerous secret