My mother, Martha, was the kind of woman who expressed everything she couldn’t say out loud through the rhythmic click of a sewing machine and the quiet pull of a needle. In our small county, she was a legend.

Neighbors could spot her work from across a crowded room just by looking at the tension of her threads.

She had this uncanny ability to take scraps of worthless, discarded feed-sack cotton and turn them into intricate masterpieces. Her two signature designs, the rose wreath and the wandering star, were entirely her own. Other women tried to copy them for decades, but they couldn’t.

Mama never used stencils, she never drew grids, and she absolutely never wrote her patterns down. She carried the complex geometry of her art entirely in her mind. When she passed away unexpectedly in the spring of 2002, the house felt entirely empty. The quiet was deafening.

I inherited her old cedar chest, a heavy, aromatic piece of furniture that sat at the foot of her bed. For months, the only things inside it were her leftover spools of thread and the lingering scent of dried lavender. I thought that was all she had left behind.

Then, during the second week of Lent in 2003, the first package arrived. It was a small, padded envelope with no return address. When I cut it open, a single quilt square slipped out. The moment my fingers touched the fabric, a cold shiver ran through me.

It was feed-sack cotton, heavy and worn. But it was the stitching that made my heart stop. It was her stitch. The precise, microscopic spacing, the subtle tension—it was a flawless piece of a rose wreath pattern. I turned the envelope over, looking for a name, a note, anything.

There was nothing but a faint, blurry postmark from Joplin, Missouri. I convinced myself it was a cruel prank, or perhaps an old friend of Mama’s who had found a scrap piece of her work and decided to mail it to me as a keepsake.

But the next year, during the exact same week of Lent, another envelope arrived. This one was postmarked from Paducah, Kentucky. Inside was another square, a perfect piece of the wandering star pattern. By the fifth year, the mystery had turned into a full-blown obsession.

The postmarks kept shifting—Fort Smith, Arkansas; Wichita, Kansas; Memphis, Tennessee. Whoever was sending these pieces was living a nomadic life, or traveling extensively, yet they never missed the deadline. Every single year, during the second week of Lent, a piece of my dead mother’s soul appeared in my mailbox.

I spent thousands of dollars hiring a private investigator, showing him the squares, tracking the post offices, but every lead turned into a dead end. Mailboxes were drop-offs; security footage was overwritten. Eventually, the exhaustion of chasing a ghost caught up to me. I stopped trying to solve it.

I realized that whoever was doing this wasn’t trying to hurt me.