2x2 - My Girlfriend is an Alien

In order to complete their mission, Chai Xiaoqi and Xiaobu try to get closer to Fang Leng by becoming his neighbors and even rooming with the milk tea shop owner, Chai Jie. They come up with several plans to collect Fang Leng's hormones, believing this is the key to getting closer to him, but each attempt ends in failure.