The tubes actually go nowhere, upon further inspection Eclair would note many holes in the ceiling and floor of the tube. Memories that don't belong to here noted that these tubes are the incubators for the soldiers.
Three guards fell back, clutching their chests, but Rothus would note they were mending. The other two blitzed Rothus, slashing from opposite directions. (One slashes left to right, the other right to left is what I mean. They are both in front of you.)
At Yoshi's command, one of the enhanced guards simply raises his own hand from cover, displaying a rather rude gesture. A voice comes back on over the intercom.
"I admit, these soldier are not the thinkers here, but do you REALLY think they would fall for that? I do wish you had consented to let me continue, the great science we could have done. Unfortunately, I don't have much time to romanticize. I have to go. I must continue my research and this facility is no longer safe for me to do so. Fare thee well, and enjoy the rest of your stay. Guards, kill them quickly and then follow."