The Final 100 Days is a Chinese web novel that delves into psychological themes, tragedy, and yaoi relationships. The story revolves around the protagonist's realization of their illness on the hundredth day and their eventual death on the last day. With tags like death, divorce, and suicides, the novel explores deep emotions and misunderstandings amidst modern-day settings. Love at first sight, sickly characters, and the brevity of life are intricately woven into this short story, making it a poignant and compelling read.