The Good Teacher - Chapter 297 Parting Shot

... n used to be a moderately renowned mercenary in the Core Condensation realm but now, he was just another specimen to be dissected, explored and then discarded. Ziva was trying to understand subtler ways in which diseases could be sneaked past the inhumanly observant senses of mages in higher realms. After facing constant setbacks, he figured that it would be better to graduate from experimenting on useless mortals and actually understanding the internal workings of immortals.

Problem. Ev ...