My System's Wife Glitch

Cole Foster is a wealthy family's live-in son-in-law. His wife cheats, and his family humiliates him. The 'Wife-Spoiling System' awakens. He discovers a bug: married women are also identified as his 'wife'! Cole Foster starts spending on other married women. His mother-in-law, nemesis's wife, a businesswoman, a gang leader... all become objects of his 'doting'. The live-in son-in-law makes a comeback, taking revenge, crushing enemies, and building his business empire.