Demon Resurrection: I Have a Mysterious Mobile Phone

A mysterious mobile phone, a strange transaction. After accepting the deal, Zhang Yuanjing's journey to another world became turbulent. The purpose of the mysterious phone is unknown, but Yuanjing knows that once he accepts it, he will never be able to get rid of it. Is it life or death? There are obviously only two options, but it is torture again and again for Yuanjing.