always by your side

It was only when he heard a crack that his eyes finally opened again. He thought that maybe the crack was a branch Thor broke, but when he looked up to see Thor still quite a ways away, he realized that the crack had sounded far too close for it to have been him.
Suddenly he hears it again but this time he also feels it which makes him realize with dread sinking in his stomach that it’s the branch he’s standing on that's making that sound.
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Loki and Thor used to climb trees as kids until one bad fall was all it took to change Loki's life forever. With Loki's newfound condition that entails daily seizures, Thor swears to stay by his side and keep him safe. That doesn't always prove to be as easy as it sounds.