An impossible task 3

This courtyard was a very wide one, and Lenny had the maids align a range of lab materials he was to work with.

The moment the idea to make the substance was born in his head, he immediately went to work on it.

It was without hesitation, and deep down, a part of him was nearly excited at the idea that he was about to create something so special.

After all, as the world's greatest assassin in his former world, his knowledge of chemistry was large and wide.

He could easily compete with those genius scientists who worked for pharmaceutical companies.

It was just a pity that he was not interested in saving the world their way, but in eradicating the vermin that crawled on it.

Meanwhile, Ella watched him from a balcony.

"What is he doing?" She asked the maid behind her.

"He said it's poison to get the guardian beasts."

Ella sighed when she heard this.