Shrek leaned back in his favorite chair, watching Fiona and their children laugh and play. The serenity of the moment filled him with contentment. "Life couldn't get any better," he mused, his voice a deep rumble of satisfaction.

The laughter ceased as the swamp grew eerily quiet. Shrek stood, sensing an unwelcome presence. "What's that?" Fiona asked, her eyes narrowing at the approaching glow.

Gwendolyn stepped forward, her smile cold and sinister. "Did you think I was gone forever, Shrek?" she taunted, her voice dripping with venom. Shrek squared his shoulders, shielding his family. "What do you want, Gwendolyn?" he demanded.

Gwendolyn laughed, her magic weaving through the swamp like a storm. "Revenge, dear ogre," she declared, her eyes alight with madness. Shrek lunged forward, determined to stop her. "Not on my watch!" he roared, his fists clenched.

Shrek dodged a bolt of magic, his mind racing. Gwendolyn was relentless, her attacks growing more erratic. Fiona joined the fray, her fierce determination matching Shrek's. "Together, we can beat her!" she exclaimed, her eyes blazing.

Shrek stood victorious, Gwendolyn's wand shattered at his feet. Gwendolyn retreated, her defeat evident. "This isn't over," she hissed before vanishing. Shrek and Fiona embraced, the warmth of the rising sun enveloping them. "As long as we stand together, nothing can break us," Shrek whispered, his heart full of resolve.