No Spice. Absolutely none. The characters may kiss once...near the end of the book. You could read this to your grandma while she's lying out in a nursing home. Golden Retriever vibes.
This is a workout disguised as a novel. Are they eating? No. Are they hydrating? Absolutely, but not water ;)
Taboo? Explored. Kinks? Alphabetized. Safe word? Forgotten two hours ago.