Yu Yang couldn't stand Qin Shen and looked for "trouble" with him everywhere. However, when Qin Shen was in trouble, he helped him instead. Commonly known as: I can only bully my people.
Yu Yang likes Qin Shen, but he doesn't admit it, and lends a helping hand when Qin Shen is in trouble, commonly known as: nurturing
Yu Yang wanted to support Qin Shen, with the original intention of "I want to overwhelm you", but unexpectedly he was overpowered instead, which was quite comfortable...