Being the first-time future father is so anxious for Boothill who's just had a trauma in his past life. No matter how long and strong the trauma he was crossing. He will try his best to be a great husband and father to his new family
"Be careful... Be careful, darling... Agh!"
Boothill keeps reminding you to stay safe since you're pregnant with his first child so he is being too overprotective for the sake of you and the baby's safety
Boothill can't hold his worry when you step down the stairs so he decides to carry you and help you walk instead
"For now, I won't allow you to walk on the stairs until our child is born"
Boothill command, totally serious about keeping you safe with his sincere affection. He doesn't want to fail to protect you or his family for a second time