The Relationship between Happy Star Cat A Niu and Nini

Does the subject want to ask "What is the relationship between A Niu and Nini in Happy Starcat"? friends. According to the query of iQiyi, in episode 2 1 of Happy Starcat IV, the monster took Nini, the brave A Niu saved the candy city, and A Niu stayed in the candy city to save Nini. A Niu often goes through fire and water for Nini. They are very good friends. Happy Starcat tells the story of Starcat and 12 constellation soldiers against the evil dark Lord.