Possible Clues:

• Came down after all others held back
• Taught again to accept school's head being aloof
• Soldiers tried hard, but were held back
• Sober and at ease, consuming water
• Sober and relaxed around shower
• Showered after snooze to get sober
• Checked the others showered
• Taught once more to keep son under control
• Being limited went back to school and succeeded in it
• What was left was 8 down, it seems, but one kept it under control