One evening, while working in Ivy's verdant laboratory, Eliza stumbled upon an ancient manuscript hidden among the flora. The text described a ritual that could transform a human into a being of pure plant matter—vines, specifically. Intrigued, Eliza studied the manuscript obsessively, believing it to be the key to achieving the ultimate form of power and connection to the natural world.

Eliza confided in Ivy about her discovery. Initially skeptical, Ivy was eventually swayed by Eliza's passion and determination. Together, they began to devise a plan to execute the transformation. For Eliza, it was not only about gaining power but also about proving herself to Batman. She believed that by becoming a creature of living vines, she could help him save Gotham and win his admiration.

The plan required a rare and potent mixture of botanical extracts, bio-engineered spores, and a catalyst derived from Ivy's own blood. The process would be perilous, but Eliza was undeterred. She was ready to risk everything for her vision of a world reclaimed by nature and for the chance to stand beside her dark hero.

The night of the ritual arrived. Under the cover of darkness, Ivy and Eliza ventured deep into the heart of Gotham's most ancient forest. There, amidst the towering trees and whispering leaves, they prepared the alchemical concoction. Eliza drank the elixir, feeling its warmth spread through her veins as she lay on the forest floor.

As the transformation began, pain and euphoria mingled in a whirlwind of sensations. Eliza's body dissolved into tendrils of green, intertwining with the roots and foliage around her. She could feel her consciousness expanding, merging with the plant life, becoming one with the earth.

In her final moments of human clarity, Eliza envisioned herself entwined with Batman, their combined strength overwhelming Gotham's criminal scourge. But as her mind succumbed to the primal force of nature, that vision faded, replaced by a singular, overwhelming urge: to grow, to spread, to reclaim.

In the days that followed, the citizens of Gotham noticed a sudden surge in the city's greenery. Buildings were draped in vines, parks flourished with unrestrained growth, and alleyways became overgrown with foliage. Ivy watched with a mix of pride and sorrow, knowing that Eliza's dream had been realized, though not as she had intended.

Batman, ever vigilant, sensed the change and investigated the source of the botanical onslaught. He discovered traces of Eliza's human life intertwined with the wild vines, understanding her sacrifice and misguided ambition. With determination, he began to seek a way to honor Eliza's legacy while restoring balance to Gotham.

Eliza's transformation had indeed left a mark, a reminder of the delicate balance between human ambition and the untamed power of nature. And though she never stood beside Batman in the way she had imagined, her spirit lived on in the ever-growing vines that whispered her name through the winds of Gotham.