Nemo Again

When Marlin finally reaches the dentist's office he sees his son upside down in a bag and believes he's too late, so he returns back to the ocean. The dentist also believing he was dead, flushed him down the toilet. Marlin was so upset he left Dory and traveled back to the same spot his wife was killed and waited for the same thing to happen to him. What was his life worth if everything he had and loved was gone. When Nemo returned to the ocean through the pipes and ran into Dory and they set off to find his father together. But when they arrived at the drop off all they saw was the shark staring back at him.