Togainu no Chi is a Japanese anime series adapted from a visual novel by Nitroplus and Nitro+chiral. Set in a post-apocalyptic world, it follows Akira, a young man who is forced to participate in a deadly game called 'Igura' in a devastated Tokyo. The series explores themes of survival, loyalty, and the search for freedom amidst chaos and violence. It's known for its dark atmosphere and complex character dynamics.