Kill the Enemy in Exchange for a Wife? I Will Kill the Northern Barbarian Royal Court Alone!

[Kill enemies at the border + multiple female protagonists + entry system + rise of little people + struggle for hegemony + decisive killing] Special Forces Wang Linfeng travels through a large force with a small force. At the beginning, he encounters the Northern Barbarian army pressing down on the border, and the isolated city is about to be destroyed. Bite! The goddess entry system is successfully bound! [Strike the goddess Song Yuwei and get the entry Koi Physique: Good luck continues, and auspicious clouds are floating! [Strategy for the goddess Su Wan'er, and gain proficiency in the entry and melody: playing the piano to create a divine song, beauties compete for your heart! [Strategy for the goddess Liu Ruyan, get the entry attribute gain: kill the enemy and pick up attributes, one man can pass the test! [Strike the goddess... Get the eagle eye...] Comrades, don't move, I want to kill the Northern Barbarian Royal Court alone!