In the second installment of the Worlds Apart Series, titled "Worlds Collide: The Mafia Weapon," Tennly O'Brien returns home with the hope of balancing the life of a typical teenager with the expectations of becoming the first female Irish mafia boss. It's a roller-coaster ride of emotions as Tennly's personal relationships flourish and her excitement about working for her family grows. However, she faces life-and-death challenges that require her to make difficult decisions that her loved ones struggle to accept. Just as things start to look up, Tennly and the Connolly family discover an unexpected danger lurking among them.