The MC was asking for an explanation but aniki suddenly kissed him out of nowhere HAHAHAHA WHADDUP CLICHED YAOI PLOT DEVICE????
Really, don't trust mangago ratings unless you're someone who likes cliche, disjointed stuff. The only redeeming factor of this manga is the art. I mean, it's not THAT bad, but it's so cliche I cringed a lot of times.
Apron Yankee!