She leaned forward and whispered:
“Come on, lie down on me, let us commit the sin
He said “Wait a sec,  I see the one with the tan is interested too”
They extended the cot and cosec-d (cosied) up, a love triangle
All ‘cos of Handsome Trigonometry

Note:
Imagination ran riot when sin, cos, tan, cot, cosec came together, a trigonometry it was! (sin = opposite/hypotenuse | sec = hypotenuse/adjacent | tan=sin/cos & cosec is inverse of sin )