A loner boy and a flashy girl find common ground via cosplay in this sweet and spicy rom-com! After multiple twists and turns, trials and tribulations, it's official--Marin and Wakana are dating! While neither their families nor their friends are surprised by the announcement, the happy couple are eager to celebrate their mutual feelings with a heap of outdoor activities! Eventually, Marin's proactive nature takes them back to the beach where they made a fateful promise one year ago. What new vows will they exchange under the glistening sun that illuminates their future?