Tonari no Seki ni Natta Bishoujo ga Horesaseyou to Karakatte Kuru ga Itsunomanika Kaeriuchi ni Shite Ita

Yuuki Narito’s new seatmate Yui Takatsuki is the notorious “Seatmate Killer,” who strings guys along before breaking their hearts. But Yuuki’s so clueless he might be immune to her charms! And so begins a fierce competition between two seatmates in this hilarious rom-com.
(Source: Azuki)