"This Boy Suffers from Crystallization" is a short anime series that explores themes of isolation, identity, and the fragility of human emotions through a surreal and introspective narrative. The story centers on Shouta, a young boy who begins to physically crystallize, his body gradually turning into glass-like shards. This condition serves as a metaphor for his emotional vulnerability and the barriers he constructs to protect himself from the world. As Shouta's crystallization progresses, he becomes increasingly detached from those around him, struggling to maintain connections with his classmates and loved ones.

The series delves into Shouta's relationships, particularly with his childhood friend, Aoi, who remains steadfast in her efforts to reach out to him despite his growing isolation. Aoi's persistence highlights the tension between Shouta's desire for connection and his fear of being hurt. Another key character is Ryou, a classmate who initially appears indifferent but gradually reveals his own struggles with emotional vulnerability, mirroring Shouta's condition in a less literal sense.

The narrative unfolds in a dreamlike manner, blending moments of everyday life with surreal imagery that reflects Shouta's internal state. The crystallization process is depicted as both a physical and emotional transformation, emphasizing the fragility of human connections and the difficulty of overcoming personal barriers. The series concludes on an ambiguous note, leaving the resolution of Shouta's condition and his relationships open to interpretation, underscoring the complexity of human emotions and the challenges of understanding oneself and others.