Thicker than Water (2018)

Hardworking Yuria runs a small printing company Despite her best efforts she cant seem to attract the attention of Kazunari a polite yet aloof client who is more interested in flirting with Mako Yurias ditzy younger sister and employee Meanwhile Kazunari has his hands full with Takuji his roughhewn brother who was recently released from prison and is crashing at his apartment