Kristol Lynn ?Sis? Miller, 40, passed away unexpectedly in her home on Friday afternoon March 17, 2017, after struggling with diabetes since the age of 14.
      
       Sis was born on January 9, 1977 in Wichita Falls, Texas, to Allen R. and Sharon A. (Carpenter) Heist. Following her birth, her family moved to Marshall County, where she was raised and continued to live. She attended Plymouth High School.
      
       Kristol became the bride of Eric R. Miller, who survives.
      
       When she was young she enjoyed trips to Brown County with her family. Sis was a loving mother who enjoyed kayaking, caring for her plants, tanning, and simply spending time at home.
      
       She is survived by her husband Eric and children: Matthew R. Gaines of Plymouth, Aubrey L. Gaines of Vero Beach, Florida, Alysia J. Miller and Mariah A. Miller both at home; her parents, Allen R. and Sharon A. Heist of Argos; two sisters, Jennifer (Chris) Keim of Argos and Alicia Heist of Argos; her grandmother, Allene Ligocki of Las Vegas, Nevada and her mother-in-law Elizabeth ?Liz? Ward of Plymouth.
      
       Visitation will take place on Monday, March 20, 2017 from 5-7 in the Johnson- Danielson Funeral Home, 1100 N. Michigan Street, Plymouth, IN 46563. A service will follow at 7:00 PM.
      
       In lieu of flowers, memorial contributions can be given to the family.