I became a mother at seventeen.
For eighteen years, I believed the boy I loved had walked away from us.

Then my son took a DNA test.

And one message unraveled everything I thought I knew.

I had been home maybe fifteen minutes when Leo walked into the kitchen looking like something had broken inside him.

The cake I was decorating still said CONGRATS, LEO! in uneven blue icing. I hadn’t even finished the border.

“Hey,” I said, glancing up. “You look awful. Please tell me you didn’t eat Grandpa’s potato salad again.”

He didn’t smile.

That’s when I put the piping bag down.

“Leo?”

He stood there, phone in his hand, gripping it too tight. Pale. Quiet. Not my easygoing kid.

“Mom… can you sit down?”

Nobody says that lightly.

I wiped my hands on a towel and tried to soften it. “If you got someone pregnant, I need a minute to emotionally prepare. I refuse to be called Grandma before I’m ready.”

A weak breath of a laugh.

“Not that.”

“Okay. Good. Not good, but… better.”

I sat. He didn’t, not right away. Then he pulled the chair out and dropped into it like his legs barely held him.

“Mom… I need you not to be mad.”

“I’ll decide that after,” I said. “Talk to me.”

He swallowed.

“I took a DNA test.”

The words just… sat there.

“You what?”

“I know. I should’ve told you. I just—” He ran a hand through his hair. “I wanted to find him. Or someone. Anyone who could explain why he left.”

That part hurt more than anything.

Not because he searched.

Because he had to.

“Did you find him?” I asked quietly.

“No.”

I nodded once.

“Then what happened?”

He pushed his phone toward me.

“I found his sister.”

I blinked. “Andrew didn’t have a sister.”

“Mom.”

I exhaled slowly. “Okay… he did. But I never met her. Gwen. He barely talked about her.”

“I messaged her.”

Of course he did.

I took the phone.

His message was simple. Careful.

Her reply wasn’t.

Andrew didn’t leave her.

My fingers tightened around the phone.

“Mom?” Leo whispered.

I kept reading.

Gwen wrote that Andrew had come home shaken the night I told him. That their mother found out. That everything changed in a matter of hours.

That they left early.

That he begged to come see me.

That he wasn’t allowed.

And then—

Letters.

He wrote letters.

Dozens of them.

I never got one.

I pushed my chair back so fast it scraped hard against the floor.