What page does Anastasia see the red room of pain?

In the book "Fifty Shades of Grey" by E.L. James, Anastasia Steele first sees the Red Room of Pain on page 137, although the exact page number may vary depending on the edition. This scene marks a pivotal moment in her exploration of Christian Grey's BDSM lifestyle, showcasing the intense emotional and physical dynamics of their relationship. The room symbolizes both temptation and fear for Anastasia as she confronts her feelings about Christian's desires.