“How Betrayal and Mental Struggle Are Represented through Lyrics: Ideational Metafunction Study of Yebba’s My Mind”. EJI (English Journal of Indragiri): Studies in Education, Literature, and Linguistics, vol. 10, no. 1, Jan. 2026, pp. 241-54, https://doi.org/10.61672/eji.v10i1.3307.