Core of the Promethium-Radium Crystal.

Summary

Pierre and Luo Sha Li interrogate Lai Si in a detention center on Titan about the crystal source. Lai Si admits to learning about the Ghost Alliance's remnants and betraying the Evil Alliance out of guilt. He seeks redemption by helping to research a defense weapon against the Evil Alliance. Despite initial distrust, Pierre and Luo agree to release him and Ha Zhe to assist in the research. Over three days, Lai Si and Ha Zhe develop a crystal source protective shield, demonstrating its effectiveness. Their success instills hope in Pierre and Luo for the upcoming battle against the Evil Alliance.

Full content