Original title: “The Quartet EXTRA2” Official Chinese Version Chinese PV Release Released in 2022 Official Chinese Version Chinese PV Release “The Quartet EXTRA2” released in 2022 “Look at the sky, watch the sky, enjoy the sky, the answer is there.” The super popular girl love game series “The Other Side of the Blue Quartet” will soon launch the official Chinese version of the new work “The Other Side of the Blue Sky Quartet EXTRA2”, published by HIKARI FIELD and launched on STEAM platform in 2022. “The Quartet of Cangzhi’s Analogy” tells the story of boys and girls who met because…