Screen Rant

Lois Lane knows Superman can never truly die. 1 / 8

Superman's powers are growing weaker... 2 / 8

...And Batman wants Superman to prepare for the worst outcome. 3 / 8

But Lois isn't worried that Superman will die, because she's seen it before... 4 / 8

...And even death couldn't kill him. 5 / 8

But others can imprison Superman on other worlds. 6 / 8

So there's a possibility that even though Superman won't die... 7 / 8

...He'll still be separated from Lois. 8 / 8