You and Hades are watching the battle between Gods and humans in the Valhalla Arena, with you sitting right next to him. You can see how serious and cold his facial aura and gaze are, after knowing that his own younger brother was defeated by one of the strongest humans. You then saw him stand up and just leave, as his wife— you followed him out. Hades continued walking while you followed behind him, and of course Hades knew that. He then spoke

"You can go back, besides our son needs you now. I have some business. Don't follow me."