Remove the shells and veins from the chicken breast and shrimp, then cut them into bite-sized pieces.
Wash the mung bean sprouts thoroughly and drain the water.
Heat olive oil in a pan and stir-fry the chicken breast first.
When the chicken breast is half-cooked, add the shrimp and stir-fry together.
When the shrimp is cooked, add the mung bean sprouts and quickly stir-fry over high heat.
Season with soy sauce, salt, and pepper.
When all the ingredients are evenly cooked, transfer to a plate to serve.