A married woman responds to a casting call for an adult video and unexpectedly finds herself on a two-day, one-night trip with a complete stranger. She currently lives with her second husband and has children from both her previous and current marriage, forming a family of four. While her husband once treated all the children equally, he gradually began physically disciplining her son from her first marriage under the guise of education. Torn between considering divorce for the sake of her eldest son and fearing the negative impact on her younger son, she seeks emotional support from this unknown man—what is the reason behind her decision?