In the fifth episode, Unique and Cass accidentally kissed and fell into a cave because of weak alkali.
In the seventh episode, after the turtle girl transforms, Cam asks for a mock date. At the end of this episode, there is a dream kiss.
In the ninth episode, at the party, Cass kissed uniquely: Kissing is the best answer to love.
In episode 13, Wu Shuang and Cass had a few drinks, and Cass kissed Wu Shuang on the forehead.
15, Is artificial respiration a kiss?
Episode 18, unique solo ride. At the end of this episode, Cass stops his unique complaint with a kiss.
19 is the beginning of this episode. . . It was a kiss, and it was a sweet kiss before Cass went out halfway.
Episode 20, A Kiss in the Library
In episode 2 1, when Wu Shuang wakes up, Cass proposes and they kiss.
I think it's all there. . . You don't want a kiss from a polar bear, do you?