I Saw a Suicide Note at the Beginning. I Really Didn't Want to Be Reborn.

[Rebirth + Multiple Heroines + Campus Love + Youthful Growth + Healing Everyday Life] Su Ranming, a 26-year-old artificial intelligence genius, was supposed to reach the peak of his life with an offer from a major company, but he was accidentally reborn and returned to the age of 9 due to a drunk driving car accident. Before he could sigh, he found a yellowed diary on the table. That is a "suicide note" left by another "self" in parallel time and space! The guy over there was also reborn, but he chose to be crazily involved: At the age of 14, he was specially recruited to Kyoto University, and at the age of 24, he built the world's first AI empire. It seems that he has both fame and fortune! But the ending is: friends are separated, childhood sweethearts are strangers, parents die in a car accident without anyone to see them, they are kicked out of the company, and finally, at the age of 29, they have terminal gastric cancer, waiting to die alone on the hospital bed! Su Ranming felt chills running down his spine. Just when he was determined to enjoy his youth in this life, resolutely be unrestrained and never make the same mistakes again—— [Ding! The middle-aged counterattack system at thirty has been activated! [Main mission: Please reunite with your lost childhood sweetheart He Xinyue on your 30th birthday. Su Ranming looked at his 9-year-old little hands, and they were broken! This seems to be a system prepared for the twenty-nine-year-old me in the parallel world. How did it end up here?