Buck growled, and was surprised when the rope was pulled hard around his neck. He jumped at the man The man caught him and suddenly Buck was on his back with his tongue out of his mouth. For a few moments he was unable to move, and it was easy for the two men to put him into the train
When Buck woke up, the train was still moving. The man was sitting and watching him, but Buck was too quick for him and he bit the man's hand hard. Then the rope was pulled again and Buck had to let go.
That evening, the man took Buck to the back room of bar in San Francisco. The barman looked at the man's hand and trousers covered in blood.