In the Apocalyptic Rainstorm, I Sent My Biased Husband and His Entire Family to Their Deaths

My husband's younger sister is the family's darling. During summer vacation, the whole family went camping in the mountains. Halfway there, she realized she'd forgotten her sunscreen. Without hesitation, my husband wanted to kick our daughter out of the car to go back and get it for her. When she refused, he slapped her so hard she bled. My mother-in-law pointed to the desolate mountain road and threatened, "You're such a grown woman, and you can't even help your aunt with this little thing? If you don't go, you and your mother can both get out of the car. Neither of you are allowed to come camping with us!" "Okay!" Amidst the astonished gazes of everyone in the car, my daughter and I said in unison. They didn't know...