Let's Kiss in Secret Tomorrow summary: Saya and Yuuto, who were once shy and bonded over a popular online game in middle school, became sweethearts. However, Saya faces a dilemma when Yuuto's impressive high school debut transforms him into the school's most desirable guy and his controlling group of friends begin to harass her. In response, Saya pretends that they are not dating. Will their relationship withstand the trials of secrecy and competition?