SSS Grade Saint Knight

Nadeshiko Otemachi's entire family are killed in a terrorist attack… A few years later, she enters into a military school for the sake of protecting Neo Tokyo. In order to get out of an awkward situation though, Nadeshiko decides to join the S Class, a specialist course for the most elite students in the school. But the S Class, and its S rank members, isn't exactly what she expects. Read manhua SSS Grade Saint Knight, SSS级超越常理的圣骑士, SSS-Rank Paladin Who Transcends Common Sense
The game descended on reality, monsters run rampant, magical disasters overflow, everyone needs to choose a class and level up to become stronger. Zhou Yi who has been unremarkable until now awakened the S+ rank talent Protection of the Sacred Angel on the day of class awakening, turning his class into the hidden class Sacred Knight! Weapon blessing, angel blessing, honor blessing… With all sorts of buffs, Zhou Yi destroyed the space itself with just his aura. Who was it that said sacred knight is just a mundane class?