The Wrecker plot
"What did Chuck Regan do when he swung perilously above his former wife and hated rival, almost completely buried under the debris of an earthquake---their lives in his hands---when he knew that their death meant the return of his child?"
Chuck Regan is a ruthless demolition engineer. While Chuck is back on the road for another assignment, his wife Mary has a love affair with his supposedly best friend Tom Cummings. Chuck then planned to get rid of his unfaithful wife and his untrustworthy buddy, but when a schoolhouse collapses in an earthquake, he seems forced to save both Mary and Tom's lives...