The Crawling Hill

When a seemingly ordinary female soldier commits a sudden and inexplicable suicide at Alnus Hill Base in Falmart, it sets off a baffling mystery. Apostle Rory Mercury and JSDF Lieutenant Yoji Itami are drawn into the bizarre aftermath of the incident, determined to investigate the truth behind the woman's motivations. The physical evidence left behind points them away from the Special Region and back through the Gate.

Traveling to Earth to retrace the deceased woman's steps, Rory and Itami team up with specialized experts to conduct a thorough inquiry. As they delve deeper into her past, they encounter surprising truths about Earth itself and the highly classified nature of its defenses. Forced to navigate a world operating with closely guarded secrets, the duo must piece together the puzzle of why the woman chose to end her life so spectacularly upon her arrival at Falmart.