After Rebirth, I Became a Younger Brother

Xu Yan, CEO of a self-made gaming company, is reborn. Reading the file back to 2009 in parallel time and space. In this time and space, my father is still alive, and my mother has not lost to time. My aunt's family even has an adopted cousin from childhood. For him, this is probably the most perfect timeline. There is only one flaw. That is, the college entrance examination has not ended yet, and the comprehensive science and technology training has not yet begun! … PS0: This book is also known as "Having an Extra Sister After Rebirth", "Restarting the Perfect Life", "We are all reborn, of course we can't just focus on making money" PS1: Three views, single female protagonist, warmth, online IQ