Peel the shrimp and remove the intestines.
Slice the garlic thinly.
Add olive oil to a pan and sauté the garlic over low heat.
When the garlic aroma rises, add the prepared shrimp and stir-fry.
Season with parsley, salt, and pepper.
Add boiled spaghetti noodles and pasta water, then mix well.
Toss all ingredients evenly and serve in a bowl.