After the blistering wordplay of his 2018 breakout single, "18th Dec”, Mumbai firebrand Tienas changes tack for a woozy, psychedelic debut. Infused with warm R&B tones throughout, O finds him playing host to a slew of up-and-comers: the enigmatic falsetto of Shiloh Dynasty peeks through “Cyclone”, and hip-hop producer Sez on the Beat spits tough-talking bars on “Die Romeo Die”.