Three Friends(?) Chilling In a Closet

[GN! READER INSERT]
"I'm the comic relief character!"
"You're annoying."
"Oh."
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With the cool and quiet MC, the tough and headstrong friend, and sweet healer, it seemed like the group missed one more thing. You. Being the sleepy and dry classmate of Susie and Kris, it was no surprise you fit right in with the group. Though saving the world was just a tad out of your comfort zone, it's not like you had a choice. With your harem- I mean friend group, by your side, there's nothing you can't handle. Even with the paralyzing realization that your reality is falling apart and nobody can do anything to stop it. You could handle it. Right??