Amnesiac man satisfies small-breasted girl for the sake of her friend in hentai cartoon

A man wakes up with amnesia, unable to remember his name or how he got there. A girl with small tits offers him a drink, and as he becomes aroused, she takes advantage of him, using his lust to save her friend from a dangerous situation. This steamy encounter is captured in a retro-style hentai video with English subtitles.