Wife Is School Goddess Comics Online. 
A vet returns to school after his military tours, only to find himself involved in the trouble of many girls:
Qian yilan, the most adored goddess on campus, known for her wisdom and pride;
Zhen Wei, a gentle and brave campus sweetheart who directly confessed to our MC;
Song Daiying, a hot lady trying to charm her way into our MC's heart;
Liu Mei, an adorkable yet mysterious more.. student who seems to pretend to be silly;
And Ms. Jun, who accidentally shares a flat with our MC.
 
"Seems like my civilian life is as complicated as my past missions..."