Quickly Travel and Become a Boss: Take Back My Destiny

[Change your destiny against the will of heaven + dual systems + strong alliance + ancient sayings and modern sayings to fulfill two wishes at once] Ye An accidentally learned the cause and effect of fate, and with the help of the mysterious system, he traveled to ancient times, completed tasks again and again, received rewards in this world, and reversed his destiny. During the mission, I met various people, and also met Xia Yunfan, who had also traveled through time. Is he a destined person or...