This looks like 10 more chapters until the secret is revealed and another 10-15 until they realize it doesn't matter. He's in heat, the seme notices the smell and you lie really? It's either you're gonna be consumed by your heat and the seme gonna help you or you gonna push him away when I think it doesn't really matter what you are when he liked you for who you are.
Question weren't they in the hospital together in the same room have they realized this yet?