After a passionate beach date leaves her deeply sunburned, Misaki spends the next day exchanging affectionate messages with the older man she secretly loves. But playful teasing from the men around him quickly turns dangerous when his phone is taken and their private messages are exposed. As whispers spread and their private relationship slowly becomes impossible to contain, the sun kissed beauty finds herself pulled deeper into a risky summer affair she can no longer keep between just the two of them.