//=time() ?>
「冷たくなった手を 握り返した」
"I gripped back your cold hand."
Then, his bad feelings became true.
Erwin isn't there anymore, leaving him alone.
「時を、止まれ。」
"Time, please, stop."
Levi knows maybe it was his last time standing there, besides Erwin on retaking Wall Maria arc.
「僕らだけの喜びを分かち合った」
"We shared our own happiness with each other,"
I know you all still remember what vow did they made right? That Levi will kill the beast titan aka Zeke Jaeger for Erwin even if he should risk his life.