Because he is a hired hand and is not concerned about the sheep, ¹  he runs away. ² 

When those hired about five o’clock came, each received a full day’s pay. ¹ 

And when those hired first came, they thought they would receive more. But each one also received the standard wage.

Immediately he called them, and they left their father Zebedee in the boat with the hired men and followed him.

I am no longer worthy to be called your son; treat me ¹  like one of your hired workers.”’

They said to him, ‘Because no one hired us.’ He said to them, ‘You go and work in the vineyard too.’

When ¹  it was evening ²  the owner of the vineyard said to his manager, ‘Call the workers and give the pay ³  starting with the last hired until the first.’

But when he came to his senses ¹  he said, ‘How many of my father’s hired workers have food ²  enough to spare, but here I am dying from hunger!

The hired hand, ¹  who is not a shepherd and does not own sheep, sees the wolf coming and abandons ²  the sheep and runs away. ³  So the wolf attacks ⁴  the sheep and scatters them.