Martha Rose is alarmed by the discovery of Dolleen Doyle’s dead body. Now she has to prove her friend Jazz Fletcher is not the killer. Martha searches for answers and finds evidence of millions of stolen dollars, and an office with a cache of secrets worth killing for. Will she find the answers before the killer does away with her, too?

Kirkus Reviews: “A joyous romp”

“A pleasurable and satisfying addition to any quilting mystery fan’s reading list.” Library Journal, on Knot in My Backyard

Book 4 Somethings Knot Kosher

SOMETHING’S KNOT KOSHER finds Birdie Watson’s husband Russell killed during a bank robbery. Martha just wants to support her grieving friend. But en route to the burial plot in Oregon, she makes a harrowing discovery about the casket’s contents—in addition to Russell, she finds an unidentified man. Now Martha and her quilting klatch can’t rest in peace until they unspool the truth behind the macabre mix up…

Gone But Knot Forgotten

Recipient of the Best Amateur Sleuth of 2015 Award from Romantic Times.

GONE BUT KNOT FORGOTTEN finds Martha responsible for liquidating an estate. Sorting through the estate of a wealthy recluse may sound like a fascinating task, but when the skeletons in the closets turn out to be real, Martha and her quilting pals wish they’d stuck to basting and batting. . .

Martha Rose is stunned when she hears that her best friend from high school has passed away. Her shock doubles when she learns that Harriet Oliver made her the executor of her estate. But when investigators determine that Harriet was murdered, Martha recruits her fellow quilters to help find the culprit. She’s mastered the art of piecing together blocks to create intricate quilts, but piecing together her friend’s murder will prove far more challenging. . .


Knot in My Backyard-2

Named one of the top ten cozy mysteries of 2014 by Kings River Life Magazine.

KNOT IN MY BACKYARD finds Martha Rose attempting to prove her neighbor innocent of murder. She is once again aided by her quilting friends Lucy and Birdie. When their investigation into the death of a baseball coach uncovers the plight of the homeless, the ladies plunge into action and distribute quilts. Little do they know their act of kindness will trigger a local disaster.

Martha’s anger against government corruption sizzles along with the August sun in the San Fernando Valley. She refuses to be intimidated and pursues the killer right up to the time the killer comes after her.

“What’s knot to love? Mary Marks has crafted another winner stitched together with humor and heart—Martha Rose is one gutsy lady.”

—Rochelle Staab, author of the Mind for Murder mysteries


 Forget me knot.indd

Finalist in the Malice Domestic Competition of 2011 for best unpublished novel.

FORGET ME KNOT is the adventure of Martha Rose, a sassy, sarcastic woman of a certain age and her two quilting friends Lucy and Birdie. The trio discovers the corpse of another quilter and days later the victim’s prize winning quilt is stolen. Martha is enlisted to draw on her knowledge of quilting to decode the secret messages the victim left behind. But the deeper she digs, the closer the killer gets to stopping Martha permanently.

“Mary Marks had me on pins and needles and wanting to wrap myself up in a warm quilt while reading her cozy debut!”

—Lee Hollis, author of Death of a Chocoholic

“Mary Marks has stitched together a very clever plot with a cast of engaging characters in this funny, fast-paced debut mystery. I loved Martha Rose and her posse of crime-solving quilters and can’t wait to read what they’re up to next!”

—Laura Levine, author of Killing Cupid