The case study investigated the effect of explicit oral language instruction on oral language acquisition skills, the affective filters related to the production of oral language, and the implications for the social, emotional, and academic development of adolescent SLIFE. The case study, as qualitative research, utilized assessments, interviews, surveys and questionnaires with four participants. The participants showed growth in their oral language acquisition alongside positive implications for the affective factors impacting language acquisition. The linguistic skills related to reading comprehension developed, thus increasing the likelihood of academic success. The analysis suggested that the implementation of explicit oral language instruction addressed the linguistic, academic, and socio-emotional needs of the participants.