Desperate to rekindle its popularity, a newspaper considers running a raunchy new sex column and brings in a reserved dermatologist to write it.

Sales swell as Doctor Climax's column launches, but the team is hounded by their boss — and the government. Nat finds himself drawn to a fiery co-worker.

After the paper publishes a scandalous image, Dr. Pornchai steps up his mission to unmask the popular columnist, who is busy exploring his own sexuality.

Nat struggles to keep his emotions in check as he throws the cops off his trail. In a fit of self-doubt, Tukta tries to spice things up in the bedroom.

Nat wrestles with his dueling personas as Linda goes soul-searching and Tukta breaks out of her shell. Meanwhile, Thong Tien has performance anxiety.

The steamy questions keep coming as Nat's column draws in more readers. Later, he comes to realize the brutal real-life consequences of his advice.

Nat comes to terms with his upbringing after a visit with his estranged dad. Plern pushes Thong Tien to test his limits at the sex club.