<blockquote>An accident involving a Kryptonian device meddled with by Lex Luthor sends Bruce forward, into a future that must not—cannot—be his own.
Because sure, Clark's joined the Justice League. Clark's willing to work with Bruce to save the world. Clark's even forgiven him for what he once tried to do. But that doesn't mean they're going to—that doesn't make it plausible that they'd ever be—that they would get married.</blockquote>
