有效期限爱上你

Minjae is a highschool teacher during the day, but at dusk, he goes out on the streets and join with youth who are alienated from school and home. Due to an incident, Minjae is put to the test again to protect his students ─ Jigeun and classmates.。阳光游学团火星之旅，百变校巴带领大家探索了独特的火星地理环境、见识了神奇的火星自然景象。没想到火星上还存在着许多非同一般的人造天穹，这次百变校巴将和阳光游学团一起进入刺激好玩的极限天穹、荒蛮原始的恐龙天穹、色彩缤纷的昆虫天穹、想象无限的梦幻天穹等等。然而，在他们的冒险中，还有一位新人物出现——灰灰哥哥，作为天穹打工人的他总是无意间引发骚乱。这时，百变校巴立即变身百变形态，应对困难，化解危机，让小朋友们在欢乐和笑声中度过美好的火星之旅。。