I am a Second Female Lead

What if you can go back in time and alter everything? For the sake of going back, are you willingly take on any mission? Can you stoically endure if the impossible level of the tasks is hard, how long can you last? This is the countless stories of Sheri Hoal who would undoubtedly do everything to radically alter her past life. ****These stories were all FICTIONAL. These stories are also for adults 20+ only. NO MINORS and this is not for weak people. This is also not for weak-minded people. Please don't read********* ******Not a Harem (I always get a question like this.)***** ***** This novel has a lot of TWIST AND TURN. The ML will be revealed on the end and all the rest of the mystery people.****** ****There will be a lot of grammatical mistakes because English is my second language. Please be kind******** *****IF you like the story please write a review/vote/rate or give stones etc. So that I will know if I will keep on posting the chapters. Thank you******