He helped him stand by acting and a support for him. He made his master walk everyday but a little further than the day before. Both were very confident that they could get their dream of making the master stand on his legs and one day, they made it. Now the master stood on his own legs without duke's support. But soon after, duke met his fate and now the master was all on his own
Hope this helps you. And I request you to please mark my answer as the brainliest.