Before the End of the World, He Was Stabbed in the Back but Couldn't Commit Suicide

After being betrayed by his online lover, Jiang Yeli was mentally disturbed and wanted to commit suicide. He obtained the system and was unable to commit suicide. At the same time, he learned that the end of the world will come in a year. Will he save the world or destroy it? My mind is abnormal. I may be a madman or a good person. Who am I? I am full of disappointment in this world, but there are still people in this world who are worth protecting. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.