Your "not that regular" all-around gal, writing about anything, thus everything. "There's always more to discover... thus write about," she says in between - GASP! - puffs. And so that's what she does, exactly. Write, of course; not (just) puff.
Whether your ex was guilty of infidelity, including cyber cheating, or love just fizzled out doesn’t matter. Whatever happens, you owe it to yourself...