This work is characterized by a uterus-penetrating pressure piston, featuring 74 scenes with 44 actresses who freely reach their peaks. It includes scenes where the joining parts are clearly visible in a 'reverse coupling' position, and moments where even after reaching climax, the relentless pursuit of the piston leads to unrestrained screams, depicting dense and intense sex. Notably, the backflow from the breeding press is particularly arousing and exciting. Additionally, with many actresses participating, it is great for viewers to find actresses that fit their individual preferences. The breeding press angles are also a highlight, as the sense of impregnation is conveyed in a thrilling way. Furthermore, the display of the work's title allows viewers to check their favorite works individually, which is a nice touch. Overall, this production can be said to be an enjoyable experience of dense physical sex.