铁雄患有青光眼，但在妻子去世后，每天仍坚持画烟花。有一天，他唯一的儿子裕至来看望他。对于这个曾被他抛弃的儿子，铁雄并未表现出过多的欢迎，但他拿出了他那幅包含着他记忆中家庭的作品，像路人一样打量着着儿子的背影。

Despite glaucoma, Tetsuo spends his days on drawing pictures of fireworks after his wife passed away. One day, his only son, Yuji visits him. Tetsuo is not welcoming his repudiated son, but he hands out his drawing that contains the old memory of his family, watching the back of his son as someone.