I dedicate my life to revengeI Will Dedicate My Life To Revenge; Boksu-e Michin Eileen-eul Makji Maseyo; 복수에 미친 에일린을 막지 마세요; Dedico minha vida à vingança; 私の人生 復讐に捧げます

Irene, the wife of a minor noble in the Kingdom of Westaria, receives devastating newsboth of her parents have died. When she searches for her husband, Cosmos, she discovers that their marriage was a sham, meant only to bring down her family. Unable to bear the betrayal, Irene takes her own lifeonly to awaken six months before her wedding day. This time, armed with her exceptional medical skills, she vows to take revenge by drawing close to the kingdoms regent, Base. Meanwhile, Cosmos still engaged to Irenebegins to falter in the face of her sudden coldness. Between these two men, will Irene succeed in carrying out her revenge?