Lucifer and Diavolo break up after datig for awhile and it doesn't end on the best of terms but they still try to at least continue to be friends but that isn't going that great either. only 2 months later Diavolo and Mammon start having a secret relationship after one night 👀 and have to keep their relationship a secret for multiple reasons.one big one being. mammon was dating his brother's ex and Diavolo was dating one of Lucifer's brother's how will this end?.....idk

Satan finds out a secret Mammon's been hiding and he agrees to keep it a secret and help him. During this they start to bond more as brothers and learn more about each other that they are kinda going through the same things. And when everyone starts noticing them getting close they get curious