The ultimate boss attack in thousands of infinite worlds × Players with strong observation skills and high IQ are affected
Shuangjie, although it is said that she is related to various bosses in the plot, but in short, it is still 1v1
All in all, this is a love story between the protagonist and the boss, and then you can level up the monsters.
"Who said ghosts have no heart..."
"Who said ghosts don't have feelings..."
Concept: I don't have any concept. My main idea is to write whatever comes to my mind.