HP: The Arcane Thief - Chapter 78: Special Mission: School in Danger

Legends say this world has immortals!Chen Li: There might be, but there are more demons and ghosts and monsters!Once traversing into the vast unknown, hastily scurrying for meals amidst the busy throng, everyone says how great it is to cultivate immortality, yet who has seen skeletons exposed beside the road...?

A great demon king who came from another world to conquer Earth. To save the Earth, Li Luyou could only first take care of this great demon king… a little girl proclaiming herself Her Imperial Princess.

- Description from Novelupdates

Through an array of coincidences, Alex comes to learn that making pills is one of the best ways to earn money in the game, 'Eternal Cultivation.'

[Congratulations, Host! You have transmigrated to a magical world.]Good![Congratulations, Host! You have received a transmigration gift: SSS-tier identity—Prince of Ilan!]Very Good![Congratulations, Host! You have received a transmigration gift: SSS-tier Gift—Marty Bloodline!][Level-up Speed ×10, All Spell Power ×10]Very Very Good![Generating Bloodline…][0%... 5%... 35%... 42%...]Can’t wait any longer~~~[Warning! Warning! Warning!][World backlash detected! System is about to collapse!][Host, please evade! Host, please evade!]Wait, are you kidding me???[Bang!]And just like that, you transmigrated into a magical world.With the system gone, despite your extraordinary talent, you chose to lay low and survive.The world is vast, but staying alive is the top priority.Years later, a rumor began to spread around you:“Wait… you're telling me that useless prince… has been god rank all along???”