The Secret of Her Powers is a downloadable content for Valkyria Chronicles 3. The DLC contains a mission called Power to Protect and can be purchased for 600Yen from PlayStation Store. In the Valkyria Chronicles 3 Extra Edition, it is among the several DLCs already included with the game. Unlocked after completing chapter 14.
#1Valkyria Chronicles
#2Valkyria Chronicles 2: DLC Pack 2
#3Valkyria Chronicles 2: Final Scout Exam
#4Valkyria Chronicles 2: Final Lancer Exam
#5Valkyria Chronicles 2: Ultimate Challenge
#6Valkyria Chronicles 2: Warship Showdown
#7Valkyria Chronicles 2: Banquet of Ghosts
#8Valkyria Chronicles 2: Seven Secrets
#9Valkyria Chronicles 2: Final Trooper Exam
#10Valkyria Chronicles 2: Final Tech Exam
#11Valkyria Chronicles 2: Mellvere Crisis
#12Valkyria Chronicles 2: Mine Offensive
#13Valkyria Chronicles 2: Battle at Roendahl EX
#14Valkyria Chronicles 2
#15Valkyria Chronicles 3: Extra Edition
#16Valkyria Chronicles 3: Extra Mission - Hard-Ex Steel Trap
#17Valkyria Chronicles 3: Kurt Irving's First Mission
#18Valkyria Chronicles 3: No.1 is Restless
#19Valkyria Chronicles 3: Extra Episode - The War Ends and His Journey Begins
You’re hereValkyria Chronicles 3: The Secret of Her Powers
#21Valkyria Chronicles 3: Extra Mission - Hard-Ex What Lurks in the Desert
#22Valkyria Chronicles 3: Extra Episode - A Clash Battle? Edy vs. Dahau
#23Valkyria Chronicles 3: Extra Episode - Selvaria at Naggiar
#24Valkyria Chronicles 3: Extra Episode - The Treacherous Valkyria
#25Valkyria Chronicles 3: Unrecorded Chronicles
#26Valkyria Chronicles 3: Penalty Mission - Fangs of the Viper
#27Valkyria Chronicles 3: Extra Episode - Behind the Scenes of Cardinal Borgia Escort
#28Valkyria Chronicles 3: Extra Mission - Hard-Ex The Looming Nightmare
#29Valkyria Chronicles 3: Extra Mission - Hard-Ex The Targeted Stockpile Goods
#30Valkyria Chronicles 3: Extra Mission - Hard-Ex The Uninvited Crows
#31Senjo no Valkyria Duel
#32Valkyria Chronicles Remastered
#33Valkyria Chronicles 4
#34Valkyria Chronicles 4: Complete Edition
#35Valkyria Chronicles 4: Memoirs From Battle Edition
#36Valkyria Chronicles 4: The Two Valkyria
#37Valkyria Chronicles 4: Launch Edition
#38Valkyria Chronicles 4: A Captainless Squad
#39Valkyria Chronicles 4: Expert Level Skirmishes
#40Valkyria Chronicles 4: A United Front with Squad 7
#41Valkyria Chronicles 4 : Squad E, to the Beach!
#42Valkyria Chronicles 4: Advance Ops
#43Valkyria Chronicles Bundle