Online games + system + upgrade + sign-in. Ye Yu, who was talented and enlightened since childhood, unexpectedly got a sign-in system when he entered the new era of epoch-making holographic online games. You can sign in in the game every day and randomly obtain various items, skills, skills, attribute points, pets, servants...
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
