Mr. and Mrs. Richard L. Lukas of Elmwood Street announce the engagement of their daughter, Krystal B. Lukas, to Michael K.A. Kenney.

Miss Lukas, a graduate of Grafton High School, is employed by Dr. Kenneth Webb of Westboro.

Mr. Kenney, the son of Lawrence C. Kenney of Sun Valley Drive, Worcester, and Teresa M. Rafferty of Forest Street, Worcester, is a graduate of Grafton High School and attended Worcester State College. He is an account executive for Yellowbook USA, providence.

A May wedding is planned.