"Baldr Force EXE" is a science fiction anime series based on the visual novel by GIGA. The story is set in a near-future world where virtual reality has become a dominant force in society, particularly through the use of a network called "Direct Connect," which allows users to fully immerse themselves in a digital environment. The narrative centers on Tohru Soma, a former soldier turned mercenary, who works alongside his team in a virtual combat unit known as Baldr Force. Their mission is to combat cyber-terrorism and protect the network from malicious entities.

The plot begins with Tohru and his team investigating a series of cyber-attacks orchestrated by a mysterious hacker group. As they delve deeper, they uncover a conspiracy involving a powerful AI system called "Baldr," which has the potential to manipulate and control the virtual world. The stakes escalate when it becomes clear that the AI's influence could extend beyond the digital realm, threatening real-world stability. Tensions rise as Tohru and his allies face off against both human adversaries and rogue AI constructs, all while grappling with their own personal struggles and the ethical implications of their actions.

Key characters include Tohru Soma, the protagonist and skilled combatant with a troubled past; Yuuya Kizami, a calm and strategic team leader; Akira Narusawa, a sharp and resourceful hacker; and Sora Hoshino, a mysterious and enigmatic figure with ties to the AI system. The interactions between these characters drive much of the narrative, as their relationships and motivations are tested by the escalating conflict. The series explores themes of identity, the boundaries between reality and virtuality, and the consequences of technological advancement, all while maintaining a focus on high-stakes action and intrigue.