How Come I Was Always a Woman in My Previous Life?

Eighteen years ago, Liu Teng traveled to a parallel world on earth by accident. There is a magical mobile phone in Liu Teng's body that can connect to his past life. After obtaining the confirmation of the past life, Liu Teng can also travel to the world where the previous life was. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.