You lower yourself into his stomach acid and roll around, hoping that it will help your friend digest you. Then you start wiggling and massaging his belly from the inside which results in more moans of pleasure from Derek. As a result, the walls of her stomach start moving faster and you start feeling waves of acid splash over you. However, the walls soon slow down. You keep trying until you get tired, so you just sit back and rest. Despite your efforts, you weren't digesting. Both of you were disappointed.
