ouch! good news is he’s probably fine since snail slime repels any sort of microdamage and upper tentacles mostly aid in vision which is not something snails really use…….
It’s ok if your writing isn’t as good as you want it to be yet. Write more. Write even more than that. Your skill will catch up to your vision and then you will explode into a powerful forest witch and get an epic deep midnight cloak and create books that change the world.