William and Erica Smith of The Smith-&-Smith Paranormal Investigation Agency are back for another paranormal adventure.On Halloween 2025 Bill and Erica take their 3 children trick-or-treating around the neighborhood when they come upon the stately Walker House which has seen better days after being abandoned by its last owner.Now owned by the Historical Society of Somers, the Smiths get permission from the historical society to investigate the creepy, foreboding mansion of ill repair for supernatural, paranormal energy and for the presence of spirits that may be haunting the now abandoned, three-story mansion.Once permission is granted, Bill and Erica, along with their 3 gorgeous, young children go in and investigate The House at the End of the Block.