Ako Tamaki is a main character in the anime series 'Netoge no Yome wa Onnanoko ja Nai to Omotta?' also known as 'And You Thought There Is Never a Girl Online?'. She is a shy and somewhat reclusive high school student who finds solace in online gaming, where she plays under the avatar name 'Ako.' In the game, she marries her online friend Hideki Nishimura's character, believing their in-game relationship is real. In the series, Ako struggles to differentiate between reality and the virtual world, leading to comedic and touching moments as her friends help her navigate both realms.