When he was extremely wealthy, he regarded her as a bird in a cage; when he was dying of hemoptysis, she became the only straw. In the late Taisho years, Ishihara Taizo, the "Coal King" of Kyushu, fell ill in Tokyo and was betrayed by his confidant Juan Qian. When his life hangs on a thread, the person who saves him is Kujo Renko, the aristocratic ex-wife who broke up with him in a newspaper five years ago and eloped angrily. The old grudges met again on a narrow road in front of the sickbed. Is it fateful revenge or an opportunity for nirvana? When the rough coal mine king meets the proud white lotus, how can the two broken souls find a destination beyond their grudges in the smoke and warmth of a corner of Tokyo?