How do you make Five Nights at Freddy's Point and Click Free Roam in Unreal Engine 4

Does anybody know how to make point and click free roam like Five Nights at Freddy’s, Because i am thinking on making a Five Nights at Freddy’s Fan Game in Unreal Engine 4.
Does anybody know how to do the point and click free roam thing something similar to The Return to Freddy’s 5.

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First, you are using c++ ou blueprints? So, I can tell you how to make it.