Miho Toono lives with her husband and son when her brother-in-law, Naoya, comes to stay. Naoya is a popular pro wrestler who travels nationwide and is admired by the family. However, one day Miho mistakenly throws away his costume left at the entrance, believing it to be trash. Upon discovering this, Naoya flies into a rage, refusing to accept her apologies. Using his powerful build, he mercilessly overwhelms her... An explosive turn of events that shakes the family's bond to its core.