Simplify the following text for a Grade 6 native English-speaking person.
Original: Amir felt that life would be easier if Hassan was not around , so he planted a watch and some money from his birthday party under Hassan 's mattress in hopes that Baba would force him to leave ; Hassan falsely confesses when confronted by Baba about the watch and the money .
Simplified: After this , he can not bear to talk to Hassan and pretends to his father that Hassan stole his watch so that Hassan will be sent away .