During puberty's growth phase, especially when pleasure chemicals are released through constant penis stimulation, female hormones become highly active, causing breasts to grow larger and larger. The result is Mitsu-chan, the youngest of three sisters, whose puffy areolas and nipples are irresistible to enthusiasts. Her ass is tight and sensitive, and she's the type who cums quickly. Full of youth and energy, she absolutely loves feeling good. Enjoy Mitsu-chan to your heart's content. Also, to highlight the similarities through shared DNA, we've included comparisons with her second sister Yurika-chan and eldest sister Risa-nee.