Staying in the Demon Gate and Becoming an Immortal

Chen Changsheng has a most precious thought gourd that can absorb sincere positive emotions towards him and turn them into spiritual liquid. One drop of spiritual liquid is worth a year of hard work. But where he traveled, there were demon gates and demon cultivators everywhere! Chen Changsheng wants to gain sincere positive emotions towards him in the cultivation world where demon cultivators are everywhere? I want him to become an immortal in the Demon Sect! !