The legendary Hiccup Horrendous Haddock III was isolated tonight. A hidden desire burned within him for Toothless. He dreamt of taboo acts and unspoken pleasures.
The thought of Toothless’s powerful presence sent shivers down Hiccup’s spine. This was a side of their bond no one knew.
Hiccup found himself in a vulnerable position, his body craving for the dragon’s touch. The darkness of the night hid their scandalous union. With a push, Toothless began to penetrate Hiccup’s most intimate parts. The dragon’s size was both awe-inspiring and exhilarating.
The act escalated, becoming more fervent and passionate with each movement. Hiccup groaned with a mixture of pain and pleasure.
Hiccup’s body was a canvas of excitement, reacting to Toothless’s every touch. Their forbidden love was fulfilled under the moonlit sky.
As the climax approached, Hiccup’s face contorted in bliss. He had never felt such profound pleasure. 
Hiccup horrendous haddock iii