Rebirth: Tyrant's New Reality - Chapter 271 Trouble Or No Trouble?

Always looked down upon by others, Ji Feng gains technology far more advanced than the present, as he discovers its abilities, he begins to walk a path far from ordinary. With X-ray vision allowing his to find jade stones in rocks. With this futuristic technology, Ji Feng accomplishes something no-one can compare to. This is the beginning of a legend.

- Description from Novelupdates

Have you heard stories of love, love that would never waver for years, decades, centuries or even millenniums to come?But can you really call it love?To keep loving someone forever and ever can't be anything less than crazy, can it?This is one such story.A story of a crazy love.And it's also a story of ...Someone somewhere who wished to be saved.Someone somewhere who wished to be free.Someone somewhere who wished to be able to someday make a wish.It's a story that was supposed to be a fairytale but it turned too ugly, too twisted, and far too wretched to be called one.

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?