埃舍尔街的红色邮筒 (Escher dori no akai posuto)

《埃舍尔街的红色邮筒》剧情简介：园子温新片讲述导演小林正的新片“假面”招募演员，吸引大批想入行的女人前来报名，但是条件只有一个：必须通过实体书信邮寄，而正是红色的邮筒，将所有角色串联到了一起……

It follows a filmmaker who holds auditions for his net project. Several of the actors who fail to win roles participate as extras.