[Keuaaaaaaahk!]

"Tch!"

The sword strike was precise; it truly was a perfectly executed surprise attack. However, Lee Shin-Woo was faster and managed to tip his head backward in time. He kicked the sword up as it flew towards him and sent it flying out of the skeleton’s grip!

[Keuhaaaaaaaahk!]

"This is..."

The sword flew straight up and buried into the ceiling. However, the skeleton seemed unconcerned. With its gaze fixed on Lee Shin-Woo, it charged towards Lee Shin-Woo again with dark green mana concentrated to its palms!

It's acid poison generated by mana, similar in level to the Great Slime’s. If that’s the case…

With his ability to analyze mana, which had improved noticeably due to Magic Bone, Lee Shin-Woo was able to identify the basic mechanism of his enemy’s skill. At that very moment, the bone he had absorbed before… The Acid Ghoul’s Thumbnail awakened its potential!

[You have learned the active skill, Intermediate Acid Poison Spray Lv1. Strength and Magic have increased by 15. Low Rank Acid Resistance is now Lv7.]

[You have achieved the feat of acquiring an intermediate skill. All stats increase by 5.]

"Huh!?"

Lee Shin-Woo was so astonished that he almost lost control of his mana for a moment. Intermediate!? The Acid Ghoul’s ability was indeed frightening, but normally, the skill he acquired would start...