Tokyo’s LLLL is prepping the next installment of the Chains series for a December release, and “For F” shows a continued commitment to the shadowy but ultimately hopeful sound that has defined the bulk of this project. The music here comes off as among the heaviest things LLLL has created as part of this series, made clearer by guest contributions from Calendula and Meishi Smile. The bright vocals heighten the harder-hitting music, offering up the best tension to emerge from this series yet. Listen above.