Immortality begins with Becoming an Alchemy Grandmaster - Chapter 607 - 255: Difficult hardships grey my temples, but my resolve remains undying, forming a golden core_2

Death started her on the road of book transmigration. Transmigrating into different supporting females, snatching opportunities and men from the different worlds’ female leads’ hands. Hey, Female Lead, you can have the male lead, the supporting male is the one I want. Walking on this endless road, Xia Qiu did not expect that during these countless book transmigrations, the one she saved has always been the same person. He’s from outer space, trapped in the stream of time, with only a robot for company. Meeting her, falling for her…… However the sweetness isn’t easy. With a Boss as her man, Xia Qiu has a lot of worries. The Boss wants to bring me along as he destroys the earth, what should I do? #waiting online, quite urgent#

- Description from Novelupdates

He transmigrated and got a system but Lin Feng’s pressure is as big as a mountain.

[Read up to chapter 5, you won't regret it.]Haru Mizuki died the lamest death possible: alone in his room, playing a hentai VRMMO. No heroic sacrifice. No tragic accident. Just... pathetic.But instead of oblivion, he wakes up in Aethelgard.Cursed by Chronia, Goddess of Time, Haru gains an ability no one else has: he can't stay dead. Every time he dies, he loops back to his last checkpoint. What seems like a curse becomes his greatest weapon, infinite retries mean infinite opportunities to learn, train, and seduce.And seduce he must. Because Haru's cheat ability, Touch of the Goddess, lets him steal powers from anyone he touches... but it works best through intimate contact.Armed with death loops, a hacker-class system that lets him sabotage rival players, Haru begins building the ultimate multi-species harem. But he's not the only player in this game, and they all want the same thing: absolute domination.

MC (female protagonist) dies in a plane crash and wakes up in the body of a beautiful but corrupt and lascivious prime minister in ancient times, Zhang Qinglian. As circumstances decree, he (she) cannot reveal that the original owner’s soul is gone else calamity might occur. So he (she) decides to walk a righteous path, determined to help the lovely but simple little emperor rule the country. Not backing down after facing torture, not losing courage, destroying rebellions and facing off with scheming princes.