Ichigo Aika: Zatsu de Namaiki na Imouto to Warikirenai Ani 9 Uncensored

The Takamura family's Atami trip continues! Aika and Kota arrive at the beach. While Aika, in her swimsuit, is strolling alone, she gets hit on by a guy. Though inwardly fed up, Aika decides to play it cool to avoid trouble. She tries to brush him off, casually dropping that her friend's here and makes her escape. But the unexpectedly clueless guy doesn't get the hint, and forcefully grabs Aika's hand, plunging her into an unexpected predicament.