[That shout causes Ace's ears to ring; not only did he hear it in the speaker on his headset, but he also really WAS right across from Luffy on the couch. The sudden loud shout has him flinging himself off of the furniture and to the floor with a surprised yell]
WHAAAT!? B-By the gods.. Luffy, what's wrong?!
[Being a good big brother, Ace stares over at Luffy in worry, thinking something is wrong.]