The Campus Belle Rejected My Confession, So I Blew Up the School

At the graduation ceremony. At the urging of his best friend, Lin Yu confessed to the campus belle in front of everyone. To his surprise, she rejected him without mercy! Lin Yu promptly pressed the remote detonator! Boom! Boom! Boom! “That was brutal!” “He set off a bomb over a little disagreement!” “What else could he be but a terrorist!” Wait! Don't panic! Things aren't as simple as you think! Lin Yu's explosion unearthed a bizarre disappearance case from twenty-five years ago! Same as always! Time to use a skill! Let's solve the case!