Bruce has been searching for a cure again, but Tony doesn't think the green guy is a disease. Abruptly, he's given everything he's ever wanted, and... well, it seems it's all more complicated than that. Eventual Science Boyfriends.

Now the apocalypse has begun and Lucifer is free to walk the Earth yet again, it is easy for Castiel to think that they are in a losing battle. That is until Castiel stumbles upon Dean's future self who teaches him, that even in the worst of times, it is never too late to regain your hope. But the problem with gaining hope, is that you can lose it again.