Tom riddle and his goons( Mattheo riddle, Evan rosier, Draco Malfoy and Barty crouch jr) middle of fighting in the common room after what tom found out about me but something happened when he went too far, I took my robe and touch my shoulder, I shapeshift into serpentine snake and start attack tom and his goons. I hurt Tom’s shoulder and my fang bite his shoulder but I shapeshift back to human self. I ran outside of the castle and activated the portkey to my hometown. when my friends betrayed me and sold me out to tom riddle