Couple died 'walking barefoot down A47 after taking cocktail of drugs'
Nonita Karajevaite, 24, and Tadas Zaleskas, 26, had posted their keys through their letterbox and dismantled their phones
Nonita Karajevaite, 24, and Tadas Zaleskas, 26, had posted their keys through their letterbox and dismantled their phones