Meghna Raman, a passionate theater teacher and aspiring playwright, navigates an intricate landscape of love and expectation, striking a chord with Karthik Murthy, a practical engineer, through a faux engagement. In an unconventional twist of fate, Meghna and Karthik, both batting familial matchmaking and personal heartaches, discover a genuine connection amidst pretense. 'Say You'll Be Mine' delivers a charming and heartfelt exploration of cultural norms, personal desires, and the unpredictability of love.