One Day His Memory Disappeared

<This work contains elements that may be triggering, such as suicide. Please proceed with caution.> I received word from a college acquaintance for the first time in eight years. That he had attempted suicide by jumping from the seventh floor of his office building. Furthermore, due to the impact of the fall, he had suffered a severe head injury and lost all memories after his second year of high school; he was now looking for me, who had once been his tutor. I was curious as to why that reckless high schooler, who acted as if he feared nothing in the world, had come to the point of attempting suicide. However, despite the tragic news, the reason I couldn't readily bring myself to go se...