Gotta say, I'm loving the translators note of "This is not BL" and "Red Flag" there. I'd love for them to still be partners in the future, at least gimme bros moments, lol. XD
I'm more curious what's this "Plan" the female guards had for the MC. So they really sticking around him for another reason, I guess? Though I see the guards seems to genuinely cares about their young master.