Bucky Barnes' life is hanging in the balance by a literal thread, and though he has the comfort of the future to set his mind at ease, cold as it may be, fear and panic and dread finally pierces through the determination. His heart's trying to beat its way clear through his chest, and though he hasn't any time to spare, for one second, he wishes he could die from that instead.

Time slows... I remember this. Times slows and fragments...

"I can't!" he shouts, trying to wrench his arm free, survival instinct kicking in, even though history tells him it's futile to bother. "I'm stuck!"