Arc 4The Mystic Tower Challenge
Qin Yan recovered from his injuries, learned alchemy, and used pill-making to strengthen his body while rising to tenth place and entering the Key Class. The arc ended with him beginning a rapid climb through the Mystic Tower’s floors.
- Qin Yan skipped the Monthly Exam to recover while Lu Youyou defeated Sun Kong and defended her ranking.
- Qin Yan learned pill formulas, repaired his Mental Strength with Spirit Nourishing Pills, and began refining Blood Qi and Body Tempering Pills.
- Qin Yan sold pills to Wen Ning, impressed Xiao Huo with his alchemy, and started refining pills for Credit Points and cultivation resources.
- Qin Yan combined pills, herbal baths, and spear training to complete six Skin Temperings and advance his Nine Revolutions Golden Body Spear.
- At the September Monthly Exam, Qin Yan defeated a higher-ranked student and took tenth place after Jin Gang conceded, while Lu Youyou lost her close match with Lu Qingfeng.
- Qin Yan entered the Key Class, where Lin Jian and Fang Yan announced the Exchange Tournament preparations and access to the Mystic Tower and Mechanism Alley.
- Jiang Mo introduced the Mystic Tower to the Key Class and explained its rules, after which Qin Yan entered and defeated the guardians on the first six floors.