Hana (Pixiv Fanbox)
Published:
2021-04-25 13:32:54
Imported:
2021-09
Content
A knot rope puzzle devised by her friend, to train her focus and breatholding at the same time. Though it was tied in a few seconds, undoing it would take exponentially longer. Little did the still amateur Hana know, it was a training method for trained professionals...