Zero Kelvin no Sumire

Though she has been in more relationships than she can count, Harunobu has never experienced what it is like to truly fall in love. Hearing that Harunobu had recently broken up with her girlfriend, a girl named Tadashi decides to try her luck and ask the student council vice president out. But whether the heat of love within Harunobu can be ignited is uncertain, as Tadashi carries a hidden reason behind initiating the relationship.