January decides he wants to marry someone to produce a heir, so he consults his two friends, Placebo and Justinus. Placebo agrees with him, but Justinus opposes to it.
January marries a young woman named May. Since January's a rich man, she marries him for social betterment and inheritance.
May falls in love with a squire in January's court, Damian. He writes her a letter confessing her his love.
Theme: the foolishness of men.
January has a beautiful garden, reminiscent of the Garden of Eden, where he writes poetry, and only he has the key to it.
May and Damian make a secret copy of the garden's key. January is struck blind and decides to meet with his wife at the garden, not aware that Damian will be there.
May meets January at the garden. Since he's blind, May decides to go with Damian without January noticing. January regains his sight and sees them, but May convinces him that his eyesight is deceiving him because it has only just been restored, and that she's with another man because it's the only way he would restore his sight.