A GUY WAS RUSHED TO THE HOSPITAL AND NEEDED URGENT BLOOD TRANSFUSION BUT THERE WAS NO BLOOD TYPE AT TYE HOSPITAL THAT MATCHED HIS', WHEN THE GUY'S CONDITION BECAME CRITICAL ANOTHER GUY PUTTING ON A SCHOOL UNIFORM AND MASK TO COVER HIS FACE CAME IN AND DONATED HIS BLOOD AND LEFT WITHOUT BEEN NOTICED.
WHEN THE GUY WOKE UP HE WANTED TO APPRECIATE HIS BLOOD DONOR BUT EAS SAID THAT HE ALREADY LEFT WITHOUT LEAVING HIS NAME, HE BECAME CURIOUS ABD INVESTIGATED AND FOUND 5 SUSPECTS WHO WERE STUDENTS OF ANOTHER SCHOOL SO HE CAME UP WITH HIS BEST FRIEND AND THEY BOTH TRANSFERRED TO THE SCHOOL FOR SOME MONTHS TO INVESTIGATE.
ARRIVING AT THE SCHOOL THEY MET A GIRL WHO CLAIMED THAT THE FIVE BOYS KILLED HER BROTHER SO SHE WANTED REVENGE, THE THREE CAME TOGETHER TO INFRATE THE FIVE MANDALA FLOWER GANG AND GAINED THEIR TRUST AND INVESTIGATED BUT EVERYONE HAD TO LOSE SOMETHING TO GAIN SOMETHING EVEN IF ITS FEELINGS.
FEELINGS AND EMOTIONS COULD CAUSE THE LOSS OF FRIENDSHIP WHICH COULD LEAD TO BETRAYAL WHAT WILL THEY CHOOSE TO FIND OUT IN = FINDING MR. BLOOD