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Kasia Del Roman is a soldier crafted to become an assassin. She lost her human emotions long ago and lived her life as a simple tool, just to be thrown away in her final moments. She couldn’t even die a proper death as she opened her eyes to a battlefield of a different world. Will she live the same life she did in her original world?
Jihoon is the last person to be seen with a girl. He's spent his entire life turning down girls because his heart simply does not skip a beat for any girl. And then there's Sol, whose heart beats for every man out there. Serendipitously, the two meet at their college orientation, and whereas Jihoon finds himself helplessly in love, Sol finds herself able to breath in the presence of a man for the first time ever. Jihoon needs to win her heart, but he can't even speak to her without blushing or stuttering. Luckily for Jihoon, his friends come up with a devious plan to bring Sol and Jihoon together. Will the plan work?
'Ian' will become the best Duuttumnam under the condition that he must ejaculate the most. However, rumors begin to circulate that there may be a problem with Ian, who has not slept with anyone even once since being selected. The truth is, Ian has been hiding a secret. He has recently been unable to ejaculate. Here comes 'Gaya', who looks somewhat gloomy and mean, approaches Ian and tempts him to spend the night with him instead of solving the problem...