Strongest Survival by Otome Game’s Heroine (LN) - Chapter Volume 1 4: Magic Power

An ordinary (?) grandfather, Choi Chuntaek. In an effort to protect his granddaughter, he started the virtual reality game 'Arkstar.'

Then... he accidentally obtained a legendary class?

He was supposed to transmigrate to a magic world, but due to an accident, he ended up trapped in a massive library. The system assigned him a task: for every book he read, he would be rewarded with mana stones, until he finished reading all the books. A trillion years later, Daniel finally finished the last book! [Ding, detecting that the host has finished the final book. Calculating system rewards.] [Ding, reward calculation complete. Dispatching rewards. The total number of mana stones the host has accumulated: 99999999...9999.] “Damn, am I that rich now?” [Ding, detecting that the host has completed the task. Loading world...] ... Goddess of Fate: “Daniel, my divine realm needs expansion. Could you sponsor me with some mana stones?” God of Storm: “Daniel, the divine punishment is about to descend. Could you lend me some power to help me get through it?”

“Who would've imagined that I, the mighty Burning Heaven Dragon Emperor, would be reborn as a mere beast?!”As one of the...

“Players are welcome to board the special train for the Dimension Crack game. This train will go from the E-level departure station to the D-level station. Please ensure that your life is safe and orderly get on the train and abide by the rules of the ride.”

“Ride rules are as follows:”

“1. Please do not bring non-game items on the train. (Except underwear)”

“2. Must consume. (The train staff are all working without pay)”

“3. Do not turn on the lights after turning off the lights. (Except for those who are daring and talented)”

“In addition, the train encourages a variety of leisure methods such as sneak attacks, fights, and hunting. Players are invited to choose at will.”

“I wish you a pleasant journey.”

- Description from novelbuddy