Graphic 18+ photo: Woman slices sleeping husband's mouth for sending mistress N271000

This is a Facebook story, shared by user William Georges Tchaptchet.  I sincerely can't verify its authenticity.

this unthinkable violence on her husband while  he was asleep after she saw a receipt of money transfer, of an amount of 500 000f which equals N271k, from her husband to another woman. See the graphic photo below.