I'm 14 and writing a movie,I just want some ideas for a motive,I'll tell you the plotlinethe only thing I have so far

: A 24 yearold and her friend goes into a toy makers garage and takes this 3 foot,clown...Later they don't pay no attention to this toy or acknowledges the fact it's around anymore,when Madison's Friend Plays with it while Madison is showering,the toy kills her friend which the clown makes it look like a burglary and a robbers murder.Later while discovering a string of brutal murders of her friends,she Comes in contact with the clown,that wants his revenge for taking him and f---ing with him,he now is on a hunt for Madison and others who gets in his way ..that's what I have ,but what can be a twist what he wants from her,at first I was thinking maybe to transfur his soil Ito her body but that's way too much similar like a chucky franchise and don't want to copycat any thing at all really,what can he want from her to make it scary,original and classic? Please help me,I want to act out this Movieline with people seriously with a good motive ? Help?