The explosion was almost beautiful.

Theresa watched gravel free itself from the earth, twisting and spinning through the air, reaching for the sky to escape the violence on the ground. But just as quickly, the fragments were reminded of their gravity. Like droplets in a summer rainstorm, they showered the Humvee with the nostalgic ping of rain on a metal roof as they fell.

In the moment, Theresa didn’t stop to think about the future. She thought about her truck commander and her gunner and her own survival. All that mattered was pushing the gas and escaping the kill zone. And she did.

But the impact of the blast reverberated far beyond that moment of life or death. In fact, it stalked Theresa, following her into civilian life. She went into survival mode because she had to. She stayed in survival mode because she didn’t know how to get out.

For a while, she tried to hide it. She thought she saw pride in her Vietnam veteran father’s eyes when he believed his daughter came out of the war unscathed. She thought she was tough, and that a tough person wouldn’t break.

But everywhere was a battlefield. In Disney World, the most magical place on earth, she scanned for exits. Her heart raced, and her palms pooled with a panicked sweat, the world closing in around her. She calculated possible escape routes, weighing options, searching for the best path to lead her family to safety. If something goes down, she thought to herself, how are we going to get out of here?

And everywhere they went, as anxiety took over and Theresa began to map out an exit plan, her daughter learned to withdraw and stay out of the way.

Every time she told her daughter she couldn’t go to her dance competition or take her to join her friends for pie after school, Theresa’s heart broke all over again. All she wanted was to be a mom, but trauma kept her in overdrive, distancing her from the people she loved, until she finally reached a breaking point.

She was tired of missing moments, and she knew something had to change.

And something did: service dog Elsie walked right into her life, tail wagging, ready to turn battlefields back into grocery stores, amusement parks, and family trips.

The walls that were meant to protect Theresa—but in reality, shut her out from the rest of the world—came down bit by bit. The numbness that had become so familiar slowly faded away, making room for her smile once again.

Because with Elsie, there is possibility. Doors are open and Theresa, for the first time in a long time, is excited to see what’s on the other side.

And most importantly, her daughter has gotten her mom back.

In a crowd of strangers, through the clatter of silverware and conversation, Theresa feels the weight of Elsie by her feet. Her breath remains calm and steady, her focus on what matters most: the little girl across the table, the 5th grade graduate, beaming with excitement to finally share a slice of cherry pie with her mom. As she watches her daughter simply enjoy being a ten-year-old girl, the fractures in her heart fill with a warm gratitude.

This is beautiful, she thinks.

There was a time when Theresa’s mind was trapped in the past, in the Iraqi desert, her foot glued to the gas to get out of a kill zone that she had long escaped. Elsie, her best friend, partner, and comfort blanket, gave her the key that unlocked the door of that Humvee and allowed her to live and not just survive.

Now, Elsie stands by her side, and the question is no longer, “How can we get out of this place?” Instead, it’s, “Where can we go next?”

“She’s changed my life so much,” Theresa says. “Elsie is like an angel to me.”