My Girlfriend Cheated On Me, And Now My Flirty Underclassman Won't Leave Me Alone! Light Novel vol 2 back

VALENTINE'S WOESIt’s been only a few months since Hasegawa Yuuta discovered his girlfriend was cheating on him. The silver lining was that he met the flirty underclassman, Shinohara Mayu, just a couple of days later, and things have been looking more optimistic ever since. But when he meets his ex, Aisaka Reina, at a Valentine’s party, the past rears its ugly head. What’s more, his ride-or-die, longtime friend, Mino Ayaka, starts flirting with him during a hot spring vacation. Could love really be on the table for Yuuta again?