One Punch Man Manga Online Chapter 27

In Chapter 27, titled “It’s Raining, So…”, the battle against the Deep Sea King reaches a desperate point. With Genos heavily damaged after shielding a child from a deadly acid attack, the shelter is left defenseless. Just as panic sets in, Mumen Rider arrives. Though he knows he stands no chance, he bravely fights the Sea King anyway, refusing to run. Despite being brutally beaten, his courage inspires the civilians, showing them what true heroism means. Meanwhile, Saitama finally arrives at the scene — soaked from the rain, calm as ever. The title reflects both the literal rain and the heavy emotional atmosphere, setting up Saitama’s entrance as the turning point of the arc.